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− | <title>Pavan Kumar B, YashwanthYadav, Brahmaji Rao, Haripriya Chari</title> | + | <title>Mukta V Sanikop, Shiva Charan Yadav K, Vinay Kumar MB</title> |
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− | <h1 class="document-title">Orbital Fractures - An Overview</h1> | + | <h1 class="document-title">Patient Education and Motivation in Periodontics</h1> |
− | <h2 class="affiliation-title">Pavan Kumar B<sup><a class="sup-aff" href="#aff1">1</a></sup>, YashwanthYadav<sup><a class="sup-aff" href="#aff2">2</a></sup>, Brahmaji Rao<sup><a class="sup-aff" href="#aff3">3</a></sup>, Haripriya Chari<sup><a class="sup-aff" href="#aff4">4</a></sup></h2> | + | <h2 class="affiliation-title">Mukta V Sanikop<sup><a class="sup-aff" href="#aff1">1</a></sup>, Shiva Charan Yadav K<sup><a class="sup-aff" href="#aff2">2</a></sup>, Vinay Kumar MB<sup><a class="sup-aff" href="#aff3">3</a></sup></h2> |
− | <p style="text-indent:0pt; text-align:justify; margin-top:1em; margin-bottom:0.5em;"><a href="#ref1"><font face="Arial" size=".8">1</font></a>Professor & HOD Department of Oral & Maxillofacial Surgery, Kamineni Institute of Dental Sciences, Narketpally, Nalgonda, Telangana State.<br/><a href="#ref2"><font face="Arial" size=".8">2</font></a>Senior Lecturer Department of Oral & Maxillofacial Surgery, Kamineni Institute of Dental Sciences, Narketpally, Nalgonda, Telangana State.<br/><a href="#ref3"><font face="Arial" size=".8">3</font></a>Professor Department of Oral & Maxillofacial Surgery, Kamineni Institute of Dental Sciences, Narketpally, Nalgonda, Telangana State.<br/><a href="#ref4"><font face="Arial" size=".8">4</font></a>Senior Lecturer Department of Oral & Maxillofacial Surgery, Kamineni Institute of Dental Sciences, Narketpally, Nalgonda, Telangana State.</p> | + | <p style="text-indent:0pt; text-align:justify; margin-top:1em; margin-bottom:0.5em;"><a href="#ref1"><font face="Arial" size=".8">1</font></a>Post Graduate Student Department of Periodontics A.M.E’s Dental College and Hospital Raichur, Karnataka<br/><a href="#ref2"><font face="Arial" size=".8">2</font></a>Post Graduate Student Department of Periodontics College of Dental Sciences Davangere, Karnataka<br/><a href="#ref3"><font face="Arial" size=".8">3</font></a>Senior lecturer Department of Periodontics College of Dental Sciences Davangere, Karnataka</p> |
| <div> | | <div> |
− | <span><b>Email for correspondence:</b></span> <a href="mailto:pavankumarbatchu40@gmail.com">pavankumarbatchu40@gmail.com</a> | + | <span><b>Email for correspondence:</b></span> <a href="mailto:muktavs14@gmail.com">muktavs14@gmail.com</a> |
| </div> | | </div> |
− | <div>Received: January 12, 2017<br/>Review Completed: February 13, 2017<br/>Accepted: March 10, 2017<br/>Available Online: March, 2017</div> | + | <div>Received: January 9, 2017<br/>Review Completed: February 8, 2017<br/>Accepted: March 10, 2017<br/>Available Online: March, 2017</div> |
− | <div>doi: 10.5866/2017.9.10040</div> | + | <div>doi: 10.5866/2017.9.10048</div> |
| <hr class="part-rule"/> | | <hr class="part-rule"/> |
| <p class="callout-title"><span class="generated"><b>ABSTRACT</b></span></p> | | <p class="callout-title"><span class="generated"><b>ABSTRACT</b></span></p> |
− | <p style="text-indent:0pt; text-align:justify; margin-right: 2em; margin-left: 1.5em; margin-top:0.5em; margin-bottom:0.5em;">Of the various maxillofacial fractures, orbital fractures involve one of the most complex anatomy resulting in a variety of both esthetic and functional disturbances, often associated with other complex fractures. The opinion on the management of such fractures, especially when involving soft tissue, is in itself varied and controversial. We aim to provide an overview of the various types of orbital fractures, their diagnosis, the anatomical and surgical factors involved, and the reconstructive options available for the management of orbital trauma.</p> | + | <p style="text-indent:0pt; text-align:justify; margin-right: 2em; margin-left: 1.5em; margin-top:0.5em; margin-bottom:0.5em;">It is generally accepted that a motivated patient is a necessity if Periodontics is to be practiced successfully. The reason for this is that unlike patients in other areas of dentistry, the periodontal patient must be an active, knowledgeable co- therapist in treating his own disease. There is growing evidence that the patient’s individual behavior is critical for success of periodontal therapy. Chronic periodontitis is an infectious disease characterized by a plaque-induced inflammatory lesion in the soft tissues surrounding the teeth, leading to breakdown of the tooth-supporting structures. If left untreated, chronic periodontitis leads to deteriorating oral health status with a potential impact on the daily life and functioning of the individual. Patients need realistic goals andunderstand that periodontal therapy is not a “quick fix” so they do not lose motivation over time. Consequently, a key issue is to motivate the patient to efficient self performed periodontal infection control. The present review article highlights the importance of patient education and motivation and its methods for successful treatment outcome.</p> |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:1.5em; margin-bottom:0.5em;"><span><b>Key Words:</b></span> Orbit, blow out, trap door, optic nerve</p> | + | <p style="text-indent:1.5em; text-align:justify; margin-top:1.5em; margin-bottom:0.5em;"><span><b>Key Words:</b></span> Chronic Periodontitis, Dental plaque, Health status, Motivation,Treatment outcome.</p> |
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| <h3 class="title">Introduction</h3> | | <h3 class="title">Introduction</h3> |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">The orbital skeleton represents an important anatomic crossroad because of its intimate relationship to the central nervous system, the nose, the para nasal sinuses, the face and the structures related to the support and function of the eye. As such it is of clinical and surgical significance to many disciplines. The nature of orbital injuries has evolved from the early centuries, when they were often associated with war and assault with a high incidence of mortality and morbidity, to the later part of 20<sup>th</sup> century, when far more complicated injuries were seen, especially with the escalation in the number of automobile accidents and automotive trends towards faster vehicles and violent crimes.<a href="#ref1"><font face="Arial" size=".8">1</font></a> There has been much discussion and controversy over the indications for and timing of orbital fracture repair specially when associated with diplopia and enopthalmos. The axiom of orbital surgery is to restore the orbit to the premorbid and esthetic form with preservation of function. Failure to recognize the complexity of bone injury and secondary soft tissue sequelae has resulted in suboptimal results in atleast 1/3<sup>rd</sup> of patients.<a href="#ref2"><font face="Arial" size=".8">2</font></a> Currently a greater understanding of the complexity of the orbital anatomy, patterns of orbital trauma and evolution of diagnostic and surgical technique have revolutionized the management of orbital trauma, making excellent results a rule rather than an exception.</p> | + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">It is generally accepted that a motivated patient is a necessity if Periodontics is to be practiced successfully. The reason for this is that unlike patients in other areas of dentistry, the periodontal patient must be an active, knowledgeable co- therapist in treating his own disease.<a href="#ref1"><font face="Arial" size=".8">1</font></a> There is growing evidence that the patient’s individual behavior is critical for success of periodontal therapy.<a href="#ref2"><font face="Arial" size=".8">2</font></a></p> |
| + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">With the increase in understanding about the role patient motivation and compliance has on the periodontal treatment outcome, various methods have been tried to improve it.<a href="#ref3"><font face="Arial" size=".8">3</font></a> Greene has stated that “perhaps the most important and problem that remains to be solved before much progress can be made in the prevention of periodontal disease is how to motivate the individual to follow a prescribed effective oral health care program throughout his life”.<a href="#ref4"><font face="Arial" size=".8">4</font></a></p> |
| + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">Chronic periodontitis is an infectious disease characterized by a plaque-induced inflammatory lesion in the soft tissues surrounding the teeth, leading to breakdown of the tooth-supporting structures. If left untreated, chronic periodontitis leads to deteriorating oral health status with a potential impact on the daily life and functioning of the individual.<a href="#ref5"><font face="Arial" size=".8">5</font></a>, <a href="#ref6"><font face="Arial" size=".8">6</font></a> The most important factor in both prevention and treatment of periodontal disease is the individual’s standard of oral hygiene practice.<a href="#ref6"><font face="Arial" size=".8">6</font></a>, <a href="#ref7"><font face="Arial" size=".8">7</font></a> Consequently, a main issue is to motivate the patient to efficient self performed periodontal infection control .<a href="#ref8"><font face="Arial" size=".8">8</font></a></p> |
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| + | <h3 class="title1">Oral and Periodontal Health or Disease</h3> |
| + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">Kay and Locker defined oral health as: “A standard of health of the oral and related tissues which enables an individual to speak and socialize without active disease, discomfort and which contributes to general wellbeing. Hence, based on thesedefinitions, oral health is not only the absence of oral disease, but also an importantcomponent of general health and well-being.<a href="#ref9"><font face="Arial" size=".8">9</font></a></p> |
| + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">Healthy periodontal conditions are achieved and maintained, mainly through efficient self performed oral hygiene for infection control but also through a healthy life style, for example, avoidance of tobacco use.<a href="#ref7"><font face="Arial" size=".8">7</font></a> It has been suggested that patients’ attitudes towards health issues and treatment regimens are related to the awareness and perceived severity of the disease.<a href="#ref10"><font face="Arial" size=".8">10</font></a> With regard to patients’ perception of periodontal health/disease, individuals are often unaware of their periodontal status and treatment needs. Airila-Mansson et al showed that only 1.2% of patients diagnosed with periodontitis self- reported awareness of having periodontal disease.<a href="#ref11"><font face="Arial" size=".8">11</font></a> Symptoms reported by these subjects were mainly bleeding gums, gingival recession and sensitive teeth. This observation indicates that many individuals might very well consider their oral health as good despite having periodontitis of varying severity. In fact, a recent qualitative study by Karlsson et al revealed that patients referred for periodontal treatment had a low degree of awareness of their periodontal conditions and treatment needs.<a href="#ref12"><font face="Arial" size=".8">12</font></a> Hence, the concept of periodontal health/ disease is multifaceted, and it is obvious that the patients’ perception of their oral health and how their oral disease may affect their general life and well-being is of importance when considering prevention and treatment of periodontal diseases.</p> |
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− | <h3 class="title">Anatomical Considerations</h3> | + | <h3 class="title">Oral Health Education Interventions</h3> |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">The orbital region can be divided into 4 basic components - the bony orbit, the periocular soft tissues, the globe and the protective soft tissue apparatus consisting of the lids and lacrimal apparatus.</p> | + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">A health education programme is claimed to be more beneficial to the patient if it is guided by a theory of health behavior.<a href="#ref10"><font face="Arial" size=".8">10</font></a>, <a href="#ref13"><font face="Arial" size=".8">13</font></a> The results of recent studies suggest that individualized and patient- centered educational interventions, based on health behavior theories, are preferable to conventional educational interventions in order to improve the patient’s adherence to self-performed periodontal infection control.<a href="#ref8"><font face="Arial" size=".8">8</font></a>,<a href="#ref14"><font face="Arial" size=".8">14</font></a>,<a href="#ref15"><font face="Arial" size=".8">15</font></a></p> |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"><span><b>The Bony Orbit:</b></span> The osteology of the orbit consists of a union of following bones: zygoma, maxilla, lacrimal, ethmoid, frontal, palatine and sphenoid. By the age of five, orbital growth is 85% complete and it stops between seven years of age and puberty.<a href="#ref3"><font face="Arial" size=".8">3</font></a> The average adult orbit has a volume of 30cc and the globe average is 7cc. The surgeon must be aware of the limits of safe sub periosteal dissection. A subperiosteal dissection can be safely extended 25mm posteriorly from the inferior and the lateral rims. An exploration distance of 30mm from the superior orbital border or anterior lacrimal crest can be performed. The surgeon must bear in mind that these “safe” distance are referenced from intact adult orbital rims. When a traumatic force has displaced a portion of the rim, it is generally in a direction (i.e., posterior, medial) that effectively reduces these distances. At all times, care must be taken to avoid disruption of medial canthal tendon, lacrimal apparatus, pulley of the superior oblique muscle, supraorbital nerves and vessels, structures attach to Whitnall’s tubercle, and origin of inferior oblique muscle.Rontal et al (1979) arrived at mean distance for locating vital structures in relationship to identifiable fine bony landmarks.<a href="#ref3"><font face="Arial" size=".8">3</font></a> (<a class="ref" href="http://rep.nacd.in/ijda/09/01/images/IJDA-8-40-g001.jpg" target="_blank" >Table-1</a>)</p> | + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">Educational intervention programmes directed to patients in treatment for chronic periodontitis have traditionally been given “step by step,” including (i) detailed information through pamphlets about signs and symptoms of the disease and their relationship to the presence of bacterial biofilms and the patients’ periodontal status, (ii) demonstration of the presence of signs, symptoms and locations of the disease in the patient’s mouth, (iii) detailed information about the importance of efficient daily oral hygiene followed by oral hygiene instructions, and (iv) the use of disclosing solution for plaque staining as a pedagogical tool to demonstrate where the bacterial plaque is located. Adherence with the information provided and the patient’s oral hygiene status are then monitored at subsequent treatment sessions <a href="#ref16"><font face="Arial" size=".8">16</font></a> Yet, motivating patients to change their oral health behavior is indeed a challenge for dental professionals and a complex issue, which has led to the introduction of Motivational Interviewing (MI) in dentistry .<a href="#ref14"><font face="Arial" size=".8">14</font></a>, <a href="#ref17"><font face="Arial" size=".8">17</font></a>-<a href="#ref24"><font face="Arial" size=".8">24</font></a></p> |
− | <table width="100%" cellpadding="1" cellspacing="1"> | + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">MI is a client centered therapeutic method in which the therapist has an important role in increasing the client’s readiness for behavior change and reinforcing his/her commitment to change.<a href="#ref25"><font face="Arial" size=".8">25</font></a> MI was originally developed for use in the field of drug abuse but has shown to be applicable to initiate beneficial health behavior change within other areas.<a href="#ref26"><font face="Arial" size=".8">26</font></a>, <a href="#ref27"><font face="Arial" size=".8">27</font></a> Several studies have demonstrated that MI can initiate a change in behavior after only a few freestanding interventions (1-2 MI sessions) and that the change in behavior lasts over time.<a href="#ref25"><font face="Arial" size=".8">25</font></a>, <a href="#ref28"><font face="Arial" size=".8">28</font></a> MI also appears to improve outcomes when added to other treatment approaches or conventional methods.<a href="#ref27"><font face="Arial" size=".8">27</font></a> However, MI is a method that requires considerable skill and its efficacy varies greatly across providers andpopulations.<a href="#ref27"><font face="Arial" size=".8">27</font></a></p> |
− | <tr> | + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">Commonly, MI was used in combination with conventional oral health educational intervention and/or another intervention, such as (i) telephone interviews, (ii) response cards, (iii) questionnaires, (iv) pamphlets, and (v) DVDs and videos.<sup>14, 17, 21, 23, 24</sup> Almomani et al reported a positive effect of a brief MI session, as a prelude to oral health education, on oral hygiene behavior in a group with severe mental illness.<a href="#ref21"><font face="Arial" size=".8">21</font></a> Jonsson et al used techniques from the MI method as an integrated part of an individually tailored oral health education program directed to patients receiving periodontal treatment. The intervention comprised seven separate components for tailoring the program to each individual’s needs; analysis of knowledge, expectations and motivation, practice of manual dexterity for oral hygiene aids, individual goals for oral hygiene behavior, continuous self-monitoring, generalization of behavior and, finally, maintenance of oral hygiene behavior and prevention of relapse. The results revealed that the individually tailored education programme, with counseling inspired by MI, was efficacious in improving medium-term adherence to self-performed periodontal infection control and was preferable to traditional oral health educational intervention .<a href="#ref14"><font face="Arial" size=".8">14</font></a>, <a href="#ref15"><font face="Arial" size=".8">15</font></a> Furthermore, Godard et al used MI in addition to consultation and traditional oral health education. The results were promising, with greater oral hygiene improvement, as assessed by plaque index, in a short-term (one month) perspective. Thus, there are different approaches by which MI may be used in oral health communication.<a href="#ref23"><font face="Arial" size=".8">23</font></a></p> |
− | <td align='center' bgcolor="f3f3f3" width='200px'><img src='http://rep.nacd.in/ijda/09/01/images/IJDA-8-40-g001.jpg' height="95" alt='' style="padding:3px;"/> | + | </font> |
− | <td bgcolor="eaeaea" style="padding:5px;"> | + | </div> |
− | <font class='ref'>Table 1:</font>
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− | <a class="ref" href="http://rep.nacd.in/ijda/09/01/images/IJDA-8-40-g001.jpg" target="_blank"> | |
− | <b>Click here to view</b> | |
− | </a> | |
− | </td> | |
− | </tr> | |
− | </table> | |
| <div> | | <div> |
| <font face="Arial" color="black" size="2"> | | <font face="Arial" color="black" size="2"> |
− | <h3 class="title">Classification of Orbital Fratures</h3> | + | <h3 class="title">Methods of Patient Education <a href="#ref1"><font face="Arial" size=".8">1</font></a></h3> |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">Orbital fractures occur in numerous patterns typically described by their anatomic location. While these classifications of orbital fractures are useful in communication, the assessment and treatment of each patient must be individualized.</p> | + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">Once rapport is established, further learning will occur. Various methods are useful in the dental office. Trial and error is a time-consuming method which we cannot afford in spite of its value. The patient may respond to conditioning, insight learning, repetition, praise or punishment, guidance. He is conditioned to expect pain from dental treatment. This conditioning comes from past experiences, and perhaps from cartoons portraying the dentist as a mutilator of the oral cavity, who is to be feared. Friedman has stated that the psychiatrist is the most feared professional figure in our society and that the dentist is a close second. This type of conditioning can be negated by a new conditioning to positively motivate the patient. As stated previously, one way of accomplishing this is to start the first few visits on examination and personal plaque control programs so as to weaken the strong association between dental treatment and pain. Insight learning can occur in a properly conditioned patient. This learning occurs when there is an instantaneous association between formerly unknown or poorly understood events and present progress. The obvious example occurs at the moment when a patient realizes the role of plaque in dental disease and understands that plaque, not food, is the prime target for hygienic measures.</p> |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"><span><b>1) CRAMER AND TOOZE (1965)</b></span> classified the orbital floor injuries based on the surgical anatomy, emphasizing that multiple facial injuries can accompany the blow out fractures. In an effort to clarify the situation further they refer to them as pure or impure blow out fractures.<a href="#ref4"><font face="Arial" size=".8">4</font></a></p> | + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">Oral hygiene measures, once demonstrated, must be repeated, repetition facilitates mastery of these manual tasks. Praise can be used for good performances and refusal to proceed with treatment can be adjunctive techniques in the learning process. Direct guidance is used when the techniques of oral hygiene are demonstrated.</p> |
| + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">Education of the patient is a continuous process which should develop from and be based on some additional points:</p> |
| <p style="text-indent:0pt; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"> | | <p style="text-indent:0pt; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"> |
| <div class="list"> | | <div class="list"> |
| <ul style="list-style-type: decimal"> | | <ul style="list-style-type: decimal"> |
− | <li><p>Pure blow-out fractures<br/>Punched out piece of bone<br/>Hinged bony fragment<br/>Linear fracture incarcerating muscle<br/>Fragment penetrating inferior rectus</p></li> | + | <li><p>Determine the patient’s motives and desire.</p></li> |
− | <li><p>Impure blow out fracture<br/>Comminuted orbital rim<br/>Lefort II<br/>Incontinuity fracture - Nasal, Ethmoid, Zygoma Discontinuity fracture - Nasal, Zygoma</p></li> | + | <li><p>Make him feel important.</p></li> |
− | <li><p>Blow out apparent only after open reduction of fracture- dislocation zygoma</p></li> | + | <li><p>Give him some attention as an active partner in treatment.</p></li> |
− | <li><p>Comminuted floor, no incarcination - Floor present but sagging into antrum, Floor nearly completely absent</p></li> | + | <li><p>Use audio-visual aids.</p></li> |
| + | <li><p>Be a good listener, especially in the early stages.</p></li> |
| </ul> | | </ul> |
| </div> | | </div> |
| </p> | | </p> |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"><span><b>2. CONVERSE JM, SMITH B, OBEAR MF, WOOD SMITH D (1967)</b></span> classified the orbital fractures to clarify that not every fracture of the floor of the orbit is a blowout fracture and the term blow out fracture defines a mechanism of fracture and does not apply to all orbital fractures.<a href="#ref5"><font face="Arial" size=".8">5</font></a></p> | + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">To determine areas of patient difficulty in accepting treatment for periodontal disease and responsibility for personal plaque control, Kegeles has suggested a four point scheme.</p> |
| + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">Before a patient will make a preventively oriented dental appointment or practice personal plaque control, he must believe the following statements about himself:</p> |
| <p style="text-indent:0pt; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"> | | <p style="text-indent:0pt; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"> |
| <div class="list"> | | <div class="list"> |
| <ul style="list-style-type: decimal"> | | <ul style="list-style-type: decimal"> |
− | <li><p><span><b>Orbital Blow-out Fractures</b></span><br/>A. Pure blow-out fractures - Fractures through the thin areas of the orbital floor, medial and lateral wall. The orbital rim is intact.<br/>B. Impure blow-out fractures- Fractures associated with fracture of adjacent facial bones. The thick orbital rim is fractured and its backward displacement causes a comminution of the orbital floor, the posterior displacement of the orbital rim permits traumatizing force to be applied against the orbital contents, which produces a superimposed blow-out fractures.</p></li> | + | <li><p>As a member of the human race, I am susceptible to periodontal disease.</p></li> |
− | <li><p><span><b>Orbital fractures blow-out fracture</b></span><br/>A. Linear fractures, in upper maxillary and zygomatic fractures. These fractures are often uncomplicated from the stand point of the orbit.<br/>B. Comminuted fracture of the orbital floor with prolapse of the orbital contents into the maxillary sinus is often associated with fracture of midfacial bones.<br/>C. Fracture of the zygoma with fronto-zygomatic separation and downward displacement of zygomatic portion of the orbital floor and of the lateral attachment of the suspensory ligament of lock wood.</p></li> | + | <li><p>Periodontal disease is personally serious.</p></li> |
− | <li><p><span><b>According to Rowe and Williams (1994) orbital fractures are classified as:<a href="#ref6"><font face="Arial" size=".8">6</font></a></b></span></p> | + | <li><p>Periodontal therapy and personal plaque control are beneficial preventive steps that I may take to control the disease.</p></li> |
− | <p style="text-indent:0pt; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">
| + | <li><p>Periodontal disease is due to natural causes, not, for example, a punishment meted out by God for past sins.</p></li> |
− | <div class="list">
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− | <ul style="list-style-type: none">
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− | <li><p>I. Zygomatic complex fractures</p>
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− | <p style="text-indent:0pt; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">
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− | <div class="list">
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− | <li><p>A. Fractures stable after elevation</p>
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− | <p style="text-indent:0pt; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">
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| |
− | <ul style="list-style-type: none">
| |
− | <li><p>a) Arch only (medially displaced)</p></li>
| |
− | <li><p>b) Rotation around the vertical axis - Medially, Laterally</p></li>
| |
− | </ul>
| |
− | </div>
| |
− | </p>
| |
− | </li>
| |
− | <li><p>B. Fractures unstable after elevation</p>
| |
− | <p style="text-indent:0pt; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">
| |
− | <div class="list">
| |
− | <ul style="list-style-type: none">
| |
− | <li><p>a) Arch only (inferiorly displaced)</p></li>
| |
− | <li><p>b) Rotation around the horizontal axis</p>
| |
− | <p style="text-indent:0pt; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">
| |
− | <div class="list">
| |
− | <ul style="list-style-type: none">
| |
− | <li><p>- Medially</p></li>
| |
− | <li><p>- Laterally</p></li> | |
− | </ul>
| |
− | </div>
| |
− | </p>
| |
− | </li>
| |
− | <li><p>c) Dislocation en bloc -Inferiorly -Medially -Postero laterally</p></li>
| |
− | <li><p>d) Comminuted fractures</p></li>
| |
− | </ul>
| |
− | </div>
| |
− | </p>
| |
− | </li>
| |
− | </ul>
| |
− | </div>
| |
− | </p>
| |
− | </li>
| |
− | <li><p>II. Isolated fractures of the orbital rim</p>
| |
− | <p style="text-indent:0pt; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">
| |
− | <div class="list">
| |
− | <ul style="list-style-type: none">
| |
− | <li><p>A. Superior rim</p>
| |
− | <p style="text-indent:0pt; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">
| |
− | <div class="list">
| |
− | <ul style="list-style-type: none">
| |
− | <li><p>-Lateral third (Lacrimal recess) -Central third (Supra orbital nerve) -Medial third (Frontal sinus)</p>
| |
− | </li>
| |
− | </ul>
| |
− | </div>
| |
− | </p>
| |
− | </li>
| |
− | <li><p>B. Inferior rim</p>
| |
− | <p style="text-indent:0pt; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">
| |
− | <div class="list">
| |
− | <ul style="list-style-type: none">
| |
− | <li><p>-Central third (Infra orbital nerve)</p></li>
| |
− | <li><p>- Medial third (Inferior oblique origin)</p></li>
| |
− | </ul>
| |
− | </div>
| |
− | </p>
| |
− | </li>
| |
− | <li><p>C. Medial rim</p>
| |
− | <p style="text-indent:0pt; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">
| |
− | <div class="list">
| |
− | <ul style="list-style-type: none">
| |
− | <li><p>-Medial canthal ligament -Lacrimal passages</p></li>
| |
− | </ul>
| |
− | </div>
| |
− | </p>
| |
− | </li>
| |
− | <li><p>D. Lateral rim</p>
| |
− | <p style="text-indent:0pt; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">
| |
− | <div class="list">
| |
− | <ul style="list-style-type: none">
| |
− | <li><p>- Lateral canthal ligament</p></li>
| |
− | <li><p>- Suspensory ligament</p></li>
| |
− | </ul>
| |
− | </div>
| |
− | </p>
| |
− | </li>
| |
− | </ul>
| |
− | </div>
| |
− | </p>
| |
− | </li>
| |
− | <li><p>III. Isolated fractures of the orbital walls</p>
| |
− | <p style="text-indent:0pt; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">
| |
− | <div class="list">
| |
− | <ul style="list-style-type: none">
| |
− | <li><p>A. Roof -Anterior fossa</p>
| |
− | <p style="text-indent:0pt; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">
| |
− | <div class="list">
| |
− | <ul style="list-style-type: none">
| |
− | <li><p>-Levatorpalpebraesuperioris / superior rectus</p></li>
| |
− | <li><p>-Frontal sinus</p></li>
| |
− | </ul>
| |
− | </div>
| |
− | </p>
| |
− | </li>
| |
− | <li><p>B. Floor -Antrum</p>
| |
− | <p style="text-indent:0pt; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">
| |
− | <div class="list">
| |
− | <ul style="list-style-type: none">
| |
− | <li><p>-Infra-orbital nerve and vessels -Inferior rectus/ inferior oblique</p></li>
| |
− | </ul>
| |
− | </div>
| |
− | </p>
| |
− | </li>
| |
− | <li><p>C. Medial wall</p>
| |
− | <p style="text-indent:0pt; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">
| |
− | <div class="list">
| |
− | <ul style="list-style-type: none">
| |
− | <li><p>- Lacrimal sac and nasolacrimal canal</p></li>
| |
− | <li><p>- Ethmoidal sinus</p></li>
| |
− | <li><p>- Medial rectus</p></li>
| |
− | <li><p>- Suspensory ligament D. Lateral wall</p></li>
| |
− | <li><p>- Superior orbital fissure and associated structures</p></li>
| |
− | </ul>
| |
− | </div>
| |
− | </p>
| |
− | </li>
| |
− | <li><p>IV. Complex comminuted fractures</p></li>
| |
− | </ul>
| |
− | </div>
| |
− | </p>
| |
− | <li><p><span><b>4. According to Fonseca RJ (2000)<a href="#ref7"><font face="Arial" size=".8">7</font></a> fractures involving orbit are classified as</b></span></p>
| |
− | <p style="text-indent:0pt; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">
| |
− | <div class="list">
| |
− | <ul style="list-style-type: none">
| |
− | <li><p>A. Zygomatic complex fracture</p>
| |
− | <p style="text-indent:0pt; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">
| |
− | <div class="list">
| |
− | <ul style="list-style-type: none">
| |
− | <li><p>According to Jackson (1989) zygomatic complex fractures are classified as:</p></li>
| |
− | <li><p>Type I - Non displaced</p></li>
| |
− | <li><p>Type II - Segmental fracture of orbital rim</p></li>
| |
− | <li><p>Type III - Tripod fracture</p></li>
| |
− | <li><p>Type IV - Fragmented</p></li>
| |
− | </ul>
| |
− | </div>
| |
− | </p>
| |
− | </li>
| |
− | <li><p>B. Naso orbital ethmoid fractures</p></li>
| |
− | <li><p>C. Internal orbital fractures</p>
| |
− | <p style="text-indent:0pt; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">
| |
− | <div class="list">
| |
− | <ul style="list-style-type: none">
| |
− | <li><p>-Linear fracture (maintain periosteal attachment)</p></li>
| |
− | <li><p>-Blow-out fracture (limited to one wall with a defect of less than 2cm in diameter)</p></li>
| |
− | <li><p>-Complex (affect two or more orbital walls, often associated with fractures of the facial skeleton outside the orbital frame such as Lefort II, III fracture or frontal sinus fracture, classified as combined fractures.)</p></li>
| |
− | </ul>
| |
− | </div>
| |
− | </p> | |
− | </li>
| |
− | </ul>
| |
− | </div>
| |
− | </p>
| |
− | </li>
| |
− | </ul>
| |
− | </div>
| |
− | </p>
| |
− | </li> | |
| </ul> | | </ul> |
| </div> | | </div> |
Line 248: |
Line 86: |
| <div> | | <div> |
| <font face="Arial" color="black" size="2"> | | <font face="Arial" color="black" size="2"> |
− | <h3 class="title">Clinical Features</h3> | + | <h3 class="title">Motivation (Need Creation)</h3> |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">The clinical manifestation of an orbital fracture will vary according to the interval which has elapsed since the injury, its severity and the extent to which the respective rims and walls are involved.<a href="#ref8"><font face="Arial" size=".8">8</font></a> Attention must be directed towards the following signs and symptoms:-</p> | + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">Motivation arises from a state of anxiety which creates a state of disequilibrium in the patient. Stated differently, a patient would have a disquiet of mind or need regarding his lack of dental health and would tend to take action to relieve this anxiety by accepting proper dental care. Such a patient has a need or motive to take action or change his behavior. A change in behavior of patient is said to have been educated. Therefore, incongruous as it may seem, the desirable end result of the dentist’s efforts to educate should be the creation of a state of anxiety in the patient strong enough to compel him to act to relieve the anxiety.<a href="#ref1"><font face="Arial" size=".8">1</font></a></p> |
− | <p style="text-indent:0pt; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"> | + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">Silverman has described two main categories of needs: biologic and social. Biological needs, e.g., oxygen consumption, must be responded to completely or death occurs. Social needs, e.g., acceptance by a peer group, need not be satisfied completely. One of the best ways to motivate a patient to practice better oral hygiene and to accept proper dental care is for the dentist himself to practice what he preaches. Auxiliaries should also be enthusiastic endorsers of such an approach to practice based on personal experience and knowledge.<a href="#ref29"><font face="Arial" size=".8">29</font></a></p> |
− | <div class="list">
| |
− | <ul style="list-style-type: decimal">
| |
− | <li><p>The peri-orbital tissues- Oedema, Circumorbital ecchymosis, Subconjuctival haemorrhage, Surgical emphysema</p></li>
| |
− | <li><p>The eyelids - Abnormality of the palpebral fissure, Height, Width, Inclination, Mobility (ptosis, pseudoptosis), Integrity of margins and tarsal plates.</p></li>
| |
− | <li><p>The ligaments - Alteration in the canthal level, Alteration in the ocular level, Increased inter- canthal distance (telecanthus)</p></li>
| |
− | <li><p>The eye - Preservation of vision, Limitation of ocular movements, Presence of diplopia, Exophthalmos or enopthalmos, Pupillary reflexes, Ophthalmic injuries, Increased inter- pupillary distance, Deepening of supracanthal fold.</p></li>
| |
− | <li><p>The lacrimal apparatus - Wounds involving the puncta, Injuries which might involve the passages, Epiphora</p></li>
| |
− | <li><p>Neurological deficits - Paresthesia of infraorbital , supra-orbital or supra-trochlear nerves, Paresis of the extra-ocular muscles, Paresis of the facial nerve</p></li>
| |
− | <li><p>The orbit - Pain on palpation and /or deformity at the superior margin, the fronto-zygomatic suture, inferior margin, the naso-frontal and naso-maxillary sutures, the zygomatic bone and/ or arch and, intra-orally, the zygomatic buttress, the lateral antral wall.</p></li>
| |
− | </ul> | |
− | </div> | |
− | </p> | |
| </font> | | </font> |
| </div> | | </div> |
| <div> | | <div> |
| <font face="Arial" color="black" size="2"> | | <font face="Arial" color="black" size="2"> |
− | <h3 class="title">Orbital Blow-Out Fractures</h3> | + | <h3 class="title">Basic Ideas and Principles of Motivation</h3> |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">The term blow out fracture was proposed by Smith and Regan (1957).<a href="#ref9"><font face="Arial" size=".8">9</font></a> Willam Lang (1889) first described a depressed fracture of the orbital floor and associated condition of post traumatic enophthalmos.<a href="#ref10"><font face="Arial" size=".8">10</font></a> A blow out fracture is caused by the application of the traumatic force to rim of the soft tissues of the orbit generally assumed to be accompanied by a sudden increase in intra-orbital pressure. Blow out fractures result a when a blunt object larger in diameter than the orbital rim strikes the rim and orbital content simultaneously. Object smaller than orbital aperture are much more likely to penetrate or rupture the globe and orbital contents.</p> | + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">The discussion has suggested many problems in motivation while suggesting very few positive factors. However, by analysis of the problem areas and trying to solve them, many positive ideas rise. Preventive dental practice should be pursued with enthusiasm and conviction for a fee proportionate to its value. The dentist should introduce the subject of plaque control rather than delegate it to an auxiliary. Only then will the patient be convinced. Periodontal surgery, contrary to the present emphasis in dental education and practice, is not more important than oral hygiene. They are both important if their performance is indicated as a means of controlling the disease. However, it should be obvious that daily plaque removal alone can significantly reduce the active disease process in the absence of surgery, but surgery can never eliminate the disease process in the absence of plaque control.<a href="#ref1"><font face="Arial" size=".8">1</font></a></p> |
| + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">A second important concept is that patients almost never really want to lose their teeth. They do, however, desire to be rid of the problems associated with teeth. Often patients will agree to lose their teeth because they are unaware of any other solution to their problem.</p> |
| + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">Third, the dental profession is teaching preventive plaque control measures too late in the patient’s life for maximum effectiveness. This is also true of dental education, which quite consistently presents its basic science courses and preclinical restorative laboratory courses before presenting preventive dentistry. Ideally, this should be the first exposure of the dental student to dentistry in his first week of dental school.<a href="#ref1"><font face="Arial" size=".8">1</font></a></p> |
| + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">Fourth, most dentists unconsciously make their patients completely dependent upon them for all dental treatment. This includes plaque control through oral hygiene measures for which the patient should be completely responsible for on a daily basis. This very important point emphasizes that the dentist should act out of objective empathy for the patient rather than subjective sympathy and place responsibility for oral hygiene squarely on his patient. Only in this way can the patient be helped on a long-term basis.<a href="#ref1"><font face="Arial" size=".8">1</font></a></p> |
| + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">Fifth, never forget that the typical periodontal patient is an adult with a mind crammed with all kinds of dental health information. Some of it is subconscious but nevertheless able to be recalled in times of stress. Some of this information gleaned from mass media, family, friends, must be carefully discounted and new, more accurate concepts substituted. All of this must be done in an ethical, professional manner. Some patients may have to experience a few painless appointments at first to break the chain of pain built up over many years as a dental patient. These appointments may be used advantageously to present a personal oral hygiene program. This will emphasize the importance of plaque control and allow the patient to see and feel what oral hygiene alone can accomplish in his own mouth.<a href="#ref1"><font face="Arial" size=".8">1</font></a></p> |
| + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">Sixth, if a dentist recognizes his basic role in society as a psychological one based on our present need for teeth and the psychological significance of teeth, he will anticipate the patient’s responses and deal with them effectively and atraumatically.<a href="#ref1"><font face="Arial" size=".8">1</font></a></p> |
| </font> | | </font> |
| </div> | | </div> |
| <div> | | <div> |
| <font face="Arial" color="black" size="2"> | | <font face="Arial" color="black" size="2"> |
− | <h3 class="title">Mechanism of orbital blow-out fracture</h3> | + | <h3 class="title">Motivational Principles <a href="#ref1"><font face="Arial" size=".8">1</font></a></h3> |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">Langrange and Leforte had thought that orbital fractures were produced by force transmitted from the orbital rim to orbital floor.<a href="#ref11"><font face="Arial" size=".8">11</font></a> Raymold Pfeiffer studying 140 orbital fractures, said, ’it is evident that force of the blow received by the eye ball was transmitted by it to the walls of the orbit with fractures of more delicate portion.<a href="#ref12"><font face="Arial" size=".8">12</font></a> Smith and Regan (1957) defined the term ’blow-out’, fracture of the orbital floor caused by sudden increase in intra-orbital or hydraulic pressure.<a href="#ref9"><font face="Arial" size=".8">9</font></a> They demonstrated the mechanism experimentally in which a blow to the eyeball caused fracture of the orbital floor, where as blows to the rim on the contralateral side caused no fracture.</p>
| + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">One of the basic requirements in motivating a patient is communication between patient and dentist. An informed patient will be motivated more easily than an uninformed patient. Therefore, motivation and learning proceed together. For either of these phenomena to occur, good communication between dentist and patient is a must. Communication especially depends on the establishment of rapport with the patient. The patient may be reciting his symptoms and concerns but underneath this facade he is assessing your competence and receptiveness. Meanwhile, the doctor should be establishing that emotional bond with the patient. Other obstacles to the formation of rapport include the following:</p> |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">Jones and Evans (1967), noted that the globe was closer to the medial wall and floor than it was to the other walls and proposed that the globe established the fracture by being driven back along the access of the orbit, striking the orbital walls when the size of the globe prevented further posterior displacement. The most common site of blow out fracture was in the floor medial to the infraorbital nerve in the posterior portion of the orbit.<a href="#ref13"><font face="Arial" size=".8">13</font></a></p>
| |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">Reny and Stricker (1969) suggested the following hypothesis. A traumatic force striking the inferior orbital rim, which is sufficiently resilient to transmit the force to the orbital floor, fractures the latter while the rim rebounds without fracturing.<a href="#ref14"><font face="Arial" size=".8">14</font></a></p>
| |
− | </font>
| |
− | </div>
| |
− | <div>
| |
− | <font face="Arial" color="black" size="2">
| |
− | <h3 class="title">Orbital Blow-In Fractures</h3>
| |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">The volume occupied by the soft tissue contents (the eye and adnexa) may expand or contract secondary to the direction of the orbital fracture displacement. Orbital blow-in fracture has been used to describe the orbital volume concentration that occur secondary to some types of bone displacement.Orbital blow-in fractures comprise a distinct clinical entity characterized by displacement of fracture fragments into the orbital cavity with a consequent diminution in the intra-orbital volume.<a href="#ref15"><font face="Arial" size=".8">15</font></a> Soft tissue contents are displaced forward and out of the orbital cavity, resulting in ocular proptosis. Dingman and Natwig (1964) first described the condition in a patient with a superiorly displaced fracture of the orbital floor.<a href="#ref16"><font face="Arial" size=".8">16</font></a> Since then isolated cases of blow-in fractures have been documented involving the floor, lateral rim, zygoma and roof of the orbit.<a href="#ref17"><font face="Arial" size=".8">17</font></a>-<a href="#ref20"><font face="Arial" size=".8">20</font></a> A typical fracture causing orbital contraction is an orbital roof fracture in which the displacement of the roof downwards and backwards results in downward and forward displacement of the globe.</p> | |
− | </font>
| |
− | </div>
| |
− | <div>
| |
− | <font face="Arial" color="black" size="2">
| |
− | <h3 class="title">Mechanism</h3>
| |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">Orbital bow-in fractures generally results from high velocity trauma. Lighterman and Reckson (1979) speculated that a growing hematoma and increased air pressure trapped in a maxillary sinus by a ball valve mechanism maintained an elevated floor fragment within the orbital cavity.<a href="#ref17"><font face="Arial" size=".8">17</font></a> According to Rowe and William (1994), it is unlikely that compression of the air within the antrum can be responsible for blowing fractures since there is means of escape through the ostium.<a href="#ref6"><font face="Arial" size=".8">6</font></a> They found that the bone is fractured by linear shock wave and pulled up by negative pressure induced when the globe and periorbital fat rebound after impact.</p>
| |
− | </font>
| |
− | </div>
| |
− | <div>
| |
− | <font face="Arial" color="black" size="2">
| |
− | <h3 class="title">Imaging</h3>
| |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">Plane radiographs for the diagnosis of orbital injuries include water’s, Caldwell, Towne’s, bilateral lateral oblique and lateral head view.</p>
| |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"><span><b>Ultrasound:</b></span> Ultrasound represents a safe, inexpensive, non-invasive, portable and readily available diagnostic imaging modality. It may be indicated in the diagnosis of isolated orbital trauma or in the polytraumatized patients in whom positioning difficulties exists. It is contraindicated in suspected penetrating injuries to the globe to prevent application of pressure to the traumatized globe in order to minimize the possibility of causing expulsion of the intraocular contents from an occult ruptured globe and is not always feasible because of soft tissue swelling, laceration of the eyelids or pain. Medial floor blow out fractures are often missed on ultrasound. The use of curved array scanner showed satisfying results in the investigation of orbital floor, infraorbital rim and lateral orbital walls.<a href="#ref21"><font face="Arial" size=".8">21</font></a></p>
| |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"><span><b>Computerized Tomography:</b></span> For evaluating injury in the complex anatomical regions such as an orbits, nasofrontal ducts, and nasal cavity, 2mm thick slices are required for detailed examination. CT scan is also valuable in evaluating the globes and foramen. Optic nerve compression secondary to bony fragment displacement is usually visualized only on CT scanning.</p>
| |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"><span><b>Magnetic Resonanace Imaging:</b></span> MR imaging is not applicable for the initial assessment of orbital injuries in the setting of trauma. MR imaging is the radiologic examination of choice for detection of wood foreign bodies. MR imaging better differentiates hematomas from edema, and is helpful in assessing vascular injuries such as carotid cavernous sinus fistulas or post traumatic pseudo aneurysms.</p>
| |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"><span><b>1. Surgical Management of Orbital Fractures:</b></span></p>
| |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">This involves an exploration of the intact bone and defining the location by surgical dissection of the intact bone around the orbital defect. Identification of intact bone landmarks permits a plan for reconstruction of the bony wall of the orbit in its anatomic position. Other goals for the treatment of orbital blow-out fractures include:</p>
| |
| <p style="text-indent:0pt; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"> | | <p style="text-indent:0pt; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"> |
| <div class="list"> | | <div class="list"> |
− | <ul style="list-style-type: none"> | + | <ul style="list-style-type: decimal"> |
− | <li><p>a. Disengage entrapped midface ligamental structures and restore ocular rotatory function.</p></li> | + | <li><p>A patient with no motivation at all.</p></li> |
− | <li><p>b. Replace orbital contents into the usual confines of the normal bony orbital cavity, including restoration of orbital volume and shape.</p></li> | + | <li><p>A dentist who appears to be selling his services for personal gain alone.</p></li> |
− | <li><p>c. Restore orbital cavity walls, which in effect places the tissues into their proper position and dictates the shape into which the soft tissue can scar.</p></li> | + | <li><p>A dentist who talks down to the patient.</p></li> |
| + | <li><p>Judgmental attitudes regarding past performances of the patient.</p></li> |
| + | <li><p>Using both the logical, intellectual approach and the emotional approach to educate and motivate the patient.</p></li> |
| </ul> | | </ul> |
| </div> | | </div> |
| </p> | | </p> |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"><span><b>Timing:</b></span> In isolated blow out fractures, it is not necessary to operate immediately unless muscle laceration or severe restriction of vision is present. In children, delay of operation is not desirable because bony regeneration is rapid and osteotomy will be required, and freeing of incarcerated orbital soft tissue contents then become less effective. Late motility problems from significant incarceration persists if treatment is postponed for 2 to 3 weeks despite the late release of orbital contents. Immediate intervention in treatment of orbital floor fracture is also indicted when orbital soft tissue entrapment generates the oculo-cardiac reflex.<a href="#ref19"><font face="Arial" size=".8">19</font></a></p> | + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">A patient then should be highly motivated for the following purposes:</p> |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"><span><b>Surgical Techniques:</b></span> A number of methods have been advocated for treatment of blow-out fractures. The surgical approach has involved either the eyelid or the canine fossa through the maxillary sinus and recently, endoscope procedures. The eyelid or conjuctival approach to the orbital floor is preferred because it facilitates the disengagement of any entrapped or prolapsed orbital tissues under direct vision.</p>
| |
| <p style="text-indent:0pt; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"> | | <p style="text-indent:0pt; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"> |
| <div class="list"> | | <div class="list"> |
− | <ul style="list-style-type: none"> | + | <ul style="list-style-type: decimal"> |
− | <li><p><span><b>a) Support of orbital floor from maxillary antrum:</b></span> For antral support the defect should not exceed 5mm in diameter, any prolapsed tissue should be replaceable, they should be no adhesions restricting ocular mobility, the antral floor should be stable and the orbital margins should be intact or reconstituted. Antralballoons:If a special antral balloon is not available, it is possible to use a 30 ml Foley’s catheter as originally suggested by Jackson et al (1956). Fluid under pressure exerts an even force the whole surface of the balloon so that the selective support of an area is not achieved with the degree of control obtained by an antral pack.</p></li> | + | <li><p>He should accept the responsibility for daily preventive plaque control.</p></li> |
− | <li><p><span><b>b) Endoscopic approaches:</b></span> Endoscopic approaches through the maxillary sinus have permitted direct visualization of the orbital floor, manipulation of soft tissue and floor repair by avoiding and eyelid incision.</p></li> | + | <li><p>He should accept dental treatment and periodic recall examinations as a follow up to his plaque control measures.</p></li> |
− | <li><p><span><b>c) Exposure of orbital floor:</b></span> Access to the inferior orbital margin and the orbital floor may be gained by the transcutaneous and transconjunctival approaches. The major difference between cutaneous incision is the level at which the incision is placed in the skin of the eyelid and the level at which the muscle is transected to expose the orbital septum/ periosteum. The orbital rim incision is indicated in the presence of marked periorbital oedema that precludes canthotomy and impedes identification or placement of higher lid incisions.</p></li> | + | <li><p>He should accept the treatment and instruction for a fee that is agreeable to both himself and his dentist.</p></li> |
| </ul> | | </ul> |
| </div> | | </div> |
| </p> | | </p> |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"><span><b>II. Restoration of Continuity of Orbital Floor:</b></span></p>
| |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">Restoration of continuity of orbital floor is required in all orbital floor fractures, except in small fractures in which the entrapped structures can be freed readily and the forced duction test shows that the free rotation of eyeball has been re-established. Therefore, reconstruction of the orbital floor fracture is required when it demonstrates a bone defect or a malpositioned, comminuted, or weekend orbital floor.The functions of the orbital implant are to seal off the antral cavity from the orbit, to provide a physiologically acceptable and physically inert smooth surface which will not form adhesions, to restore the contour and dimensions of the orbit, to provide some indirect support for the globe.</p>
| |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"><span><b>Autogenous materials:</b></span> Autogenous tissues were the first material used to reconstruct the internal orbit and remain a frequently used material today.</p>
| |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"><span><b>Autogenous bone:</b></span> Endochondral and membranous bone surface are used in the orbital reconstruction with the major donor sites for each being ileac crest and calvarium.</p>
| |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"><span><b>Autogenous cartilage:</b></span> Proponents of the autogenous cartilage tout its ease of harvest, flexibility and limited donor site morbidity as its main advantages.</p>
| |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"><span><b>Allogenic materials:</b></span> Allogenic materials (allografts, homografts) and xenografts contains no living cells but, depending on the material, may causes osteoinductive and/or osteoconductive properties. These materials become incorporated into post tissues by providing a structural framework for ingrowth of the host tissues. They do not require a second operative site; therefore they require less operative time and are generally abundant in supply.</p>
| |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"><span><b>Lyophilized fascia:</b></span> Lyophilized dura and lyophilized tensor fascia lata are the two major sources of lyophilized fascia. It is readily available and easy to handle for the placement in the orbit.</p>
| |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"><span><b>Xenografts:</b></span> They are the bone grafts taken from the other species. Xenografts are rarely used for the repair of internal orbital fractures. Only a few case reports are available in literature regarding their application within the orbit. Lyophilized procine dermis has been used for the repair of small defects.</p>
| |
| </font> | | </font> |
| </div> | | </div> |
| <div> | | <div> |
| <font face="Arial" color="black" size="2"> | | <font face="Arial" color="black" size="2"> |
− | <h3 class="title">Non Resorbable Alloplasts</h3> | + | <h3 class="title">Factors Influencing Motivation</h3> |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"><span><b>Metallic mesh:</b></span> Disadvantages of metal alloys include the risk of extrusion and infection, and the theoretical risk to the tissues of the orbital apex from another blow to the orbit. Removal of these materials when indicated may be extremely difficult because of fibrous ingrowth through holes machined into them and also the possibility of osseous overgrowth or osseo integration of the material. Presence of metal plates may lead to inflammation and adhesions that would contribute to ocular muscle restrictions.</p> | + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">Despite the fact that motivation must spring from within the individual patient, many outside factors play a role in influencing him to take a particular action relative to his oral health</p> |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"><span><b>High Density Porous Polyethylene:</b></span> High density porous polyethylene (HDPE) is commercially available as Medpor. It is highly biocompatible and processed specifically to include and control pore size (100-200 um).<a href="#ref23"><font face="Arial" size=".8">23</font></a> It is insoluble in tissue fluids, does not resorb or degenerate, incites minimal surrounding soft tissue reaction and possesses high tensile strength. Tissue ingrowth and formation of a mucosal lining occur even when the implant is placed over an open maxillary sinus.<a href="#ref24"><font face="Arial" size=".8">24</font></a></p>
| |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"><span><b>Hydroxyapatite:</b></span> HA is highly biocompatible and cause minimal inflammatory reaction in the surrounding tissues. HA produces a strong mechanical bond with host bone and allows ingrowth of host tissue, providing a scaffold for bone repair. HA shows limited resorption and obviates the need for a second surgical site. HA has a minimal infection rate of 2.7% for craniofacial reconstruction.<a href="#ref25"><font face="Arial" size=".8">25</font></a>-<a href="#ref26"><font face="Arial" size=".8">26</font></a>.</p>
| |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"><span><b>Silicones and Polytetrafluoroethylene (Teflon):</b></span> The current use of these materials is limited because of numerous reports of late complications arising as many as 20 years postoperatively.<a href="#ref27"><font face="Arial" size=".8">27</font></a> It is chemically inert with no known solvent, noncarcinogenic and able to be sterilized. It is available in felt like sheet that is easily cut to size. The majority of complications associated with silicone implants can probably be attributed to the lack of stabilization of the implants that were characteristic of early techniques.</p>
| |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"><span><b>Resorbable Alloplastics are</b></span> Polylactide, Lactosorb, Polyglactin 910, Polydioxanone (Pds)</p>
| |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"><span><b>Gelatin Film:</b></span> The purpose of orbital floor replacement, whether a bone graft or an inorganic implant, is to re-establish the size and shape of the orbital cavity. The orbital implant must conform to the proper contour of the floor and not provide a place where the dead place causes fluid accumulation. The failure to reconstruct the proper size and shape of the bony orbital cavity is the most frequent cause of enopthalmos. Orbital reconstruction for two or more adjacent missing walls is most easily accomplished with material that can reconstruct, in a stable fashion, the buttress supports the orbit, metal meshes, bone graft stabilized by plates, or specialized plates designed for the orbit make this difficult task straight forward. Before the closure of the wound, a forced- duction test should be performed to identify possible impingement of the reconstructive material on extra ocular muscles or their surrounding attachments.The treatment of the orbital fracture must be performed in conjunction with the reduction and fixation of fracture of the orbital rim and other bones of the midfacial area. The only technique that can adequately restore the continuity of displaced or fragmented bones is based on the full exploration of usual sites of fracture, including the medial, inferior and lateral orbit. This is best done by direct exposure of the fractured area and bone graft reconstruction of the missing portions of the orbit in conjunction with reduction of the rim fractures.</p>
| |
| </font> | | </font> |
| </div> | | </div> |
| <div> | | <div> |
| <font face="Arial" color="black" size="2"> | | <font face="Arial" color="black" size="2"> |
− | <h3 class="title">Complications</h3> | + | <h3 class="title">The Dentist Himself and His Role in Society<a href="#ref1"><font face="Arial" size=".8">1</font></a></h3> |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">Various complications following orbital trauma are encountered. It is therefore of utmost importance to establish a clearly documented presurgical baseline as to the trauma victim’s vision, ocular mobility, degree of enophthalmos, diplopia, pupillary reflex, and the appearance of the retina. In the treatment of periorbital fractures, preservation of vision takes precedence over restoration of the bony anatomy, gaze or enophthalmos. Certain complications can lead to vision loss and must be recognizedearly. These include:</p> | + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">It is of utmost importance that the dentist handle patient hostility in the proper way for his own sake and so that he may properly influence the patient to make the correct decision for treatment and to take the proper responsibility for oral hygiene through plaque control. Another aspect of motivation as it relates directly to the dentist is his role in modern society. Some might state that his role is to preserve oral health by extracting, filling or replacing teeth but the prime role of the dentist is still more basic which is to maintain the psychological well-being of the patient. This is accomplished by well established dental techniques.</p> |
− | <p style="text-indent:0pt; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"> | + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">This concept in no way reduces the ultimate goals of modern dentistry, but forces them still higher to a plane where we may truly minister to body and mind.<a href="#ref1"><font face="Arial" size=".8">1</font></a></p> |
− | <div class="list"> | + | </font> |
− | <ul style="list-style-type: decimal"> | |
− | <li><p>Optic nerve compression</p></li>
| |
− | <li><p>Central retinal artery occlusion</p></li>
| |
− | <li><p>Retrobulbar hemorrhage</p></li>
| |
− | <li><p>Superior orbital fissure syndrome</p></li>
| |
− | <li><p>Cavernous sinus syndrome</p></li>
| |
− | <li><p>Orbital apex syndrome</p></li>
| |
− | <li><p>Intraocular injuries</p></li>
| |
− | </ul> | |
| </div> | | </div> |
− | </p> | + | <div> |
| + | <font face="Arial" color="black" size="2"> |
| + | <h3 class="title">The patient<a href="#ref1"><font face="Arial" size=".8">1</font></a></h3> |
| + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">Anxiety in this context means having a disquiet of mind relative to one’s present state of health. In other words, a person feels uncomfortable and seeks out the dentist for treatment to reduce his anxiety.</p> |
| + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">However, many patients have conflicting anxieties which counteract the one previously mentioned. Some of these latter anxieties would prevent a patient from following through with his original intentions stem from unconscious conflicts that center around the oral cavity. These conflicts manifest themselves as hostility toward the dentist, the dependent situation in which the patient finds himself, and the possible loss of teeth with all of its psychological implications. To understand these conflicts better, the unique emotional significance surrounding the oral cavity should be noted.</p> |
| </font> | | </font> |
| </div> | | </div> |
| <div> | | <div> |
| <font face="Arial" color="black" size="2"> | | <font face="Arial" color="black" size="2"> |
− | <h3 class="title">Late Complications of Orbiatl Fracture</h3> | + | <h3 class="title">Additional Factors Which Influence Patients<a href="#ref1"><font face="Arial" size=".8">1</font></a></h3> |
| + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">Periodontal disease is quite painless in the initial, treatable stages and therefore, pain doesn’t serveas a great motivational purpose in causing people to act in a positive manner. Because old age is dreaded in our society, anything that will preserve the illusion of youth is valued rather highly. The loss of occluso-vertical dimension is one of the greatest single factors in creating the effect of aging in the face. Vertical dimension may be restored by full dentures, but the possible loss of teeth is one of the strongest motivating factors that impel a patient to seek dental care.</p> |
| + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">The consequences of bad breath are heavily promoted by the manufacturers of mouthwashes. Mouthwashes are quite useless in the control of periodontal disease because their use gives the illusion of cleanliness, thereby preventing the patient from seeking any real help for his problem. Another factor which may be a barrier to successful motivation is the fact that most periodontal patients are adults. Adults are more difficult to change from their habits of neglect because their previously held concepts must be overcome before learning can take place. The other aspect is that an adult can learn from another’s experience and can accept long-range goals better than a younger patient can.<a href="#ref1"><font face="Arial" size=".8">1</font></a></p> |
| + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">Removal of bacterial plaque from the teeth and gingival sulcus is the major preventive measure in the treatment and control of periodontal disease. The attainment of oral cleanliness is made infinitely difficult the following factors: <a href="#ref30"><font face="Arial" size=".8">30</font></a></p> |
| <p style="text-indent:0pt; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"> | | <p style="text-indent:0pt; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;"> |
| <div class="list"> | | <div class="list"> |
| <ul style="list-style-type: decimal"> | | <ul style="list-style-type: decimal"> |
− | <li><p>Ectropion</p></li> | + | <li><p>Lack of social pressure to have a plaque-free oral cavity.</p></li> |
− | <li><p>Entropion</p></li> | + | <li><p>Absence of pain in periodontal disease.</p></li> |
− | <li><p>Infraorbital nerve paresthesia</p></li> | + | <li><p>Pleasures of eating food.</p></li> |
− | <li><p>Cerebrospinal fluid rhinorrhea</p></li> | + | <li><p>Physical features of the oral cavity.</p></li> |
| + | <li><p>Physical features of the plaque.</p></li> |
| + | <li><p>The methods available which are inefficient.</p></li> |
| + | <li><p>Excessive time consumption.</p></li> |
| </ul> | | </ul> |
| </div> | | </div> |
| </p> | | </p> |
| + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">The first two factors have already been discussed, and both almost encourage poor oral hygiene. The gratifying taste of food during and after a meal certainly is a deterrent against cleansing one’s mouth immediately after eating. Furthermore, the time-worn admonishment to brush after each meal may only reinforce the well-accepted but erroneous concept that the object of tooth cleansing is food removal. Patients and dentists laboring under this concept will have difficulty in appreciating the fact that it is the plaque which must be removed at least once a day as a minimal requirement of oral cleanliness for disease control.<a href="#ref1"><font face="Arial" size=".8">1</font></a></p> |
| </font> | | </font> |
| </div> | | </div> |
Line 378: |
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| <font face="Arial" color="black" size="2"> | | <font face="Arial" color="black" size="2"> |
| <h3 class="title">Conclusion</h3> | | <h3 class="title">Conclusion</h3> |
− | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">Orbital fractures may occur as isolated fractures of the internal orbit or may involve both the internal orbit and the orbital rim. Diagnosis of a blow-out fracture is made on the basis of the characteristic clinical findings of, diplopia due to limitation of ocular movements, enophthalmus, orbital ecchymosis, sub-conjuctival hemorrhage, increased depth of supra tarsal fold and in some cases decreased sensation in the distribution of infra orbital nerve. The most important component of orbital reconstruction is the restoration of the pre trauma volume of the internal orbital. Materials used to reconstruct the internal orbit are both autogenous and alloplastic. Complications may result from initial trauma or from the surgical repair. Most complications arise as the result of injury such as globe and optic nerve injury, orbital hemorrhage, CSF leak, injury to nasolacrimal system, superior orbital fissure syndrome and injury to infraorbital nerve. Complications should be avoided by performing the surgery meticulously and keeping a careful watch on the patient during post operative period. In conclusion, careful preoperative interpretation of both the fracture site and the accompanying ocular signs and motility defect will enhance the chance of successful management and outcomes of orbital fracture.</p> | + | <p style="text-indent:1.5em; text-align:justify; margin-top:0.5em; margin-bottom:0.5em;">Patients need realistic goals and need to understand that periodontal therapy is not a “quick fix” so they do not lose motivation. Patients should feel positive that their efforts will be rewarded and as the name suggests, they will be supported in those efforts. Motivation is much easier when the task is shared. In the same way that the golfer achieves his aims with the help and support of his caddy, so we can help our patients achieve their dental aims. It requires effort, caring and persistence and then we can celebrate their successes.</p> |
| </font> | | </font> |
| </div> | | </div> |
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| <h3 class="title">References</h3> | | <h3 class="title">References</h3> |
| <div> | | <div> |
− | <p class="ref-label"><font face="Arial" color="black" size="1"><a name="ref1">1.</a> Stephen A, Schendel, Orbital trauma: Oral and Maxillofacial Surgery Clin of North Am. W.B. Saunders.1993; 5(3).</font></p> | + | <p class="ref-label"><font face="Arial" color="black" size="1"><a name="ref1">1.</a> Derbyshire JC. Patient motivation in Periodontics. J Periodontol 1970; 41:630-5.</font></p> |
− | <p class="ref-label"><font face="Arial" color="black" size="1"><a name="ref2">2.</a> Converse JM, Smith B, Wood-Smith D. Orbital and naso-orbital fractures. In converse JM (ed): Reconstructive plastic surgery, ed 2: Philadelphia, WB Saunders, 1977.</font></p> | + | <p class="ref-label"><font face="Arial" color="black" size="1"><a name="ref2">2.</a> Ramsier CA. Potential impact of subject based risk factor control on periodontitis. J Clin Periodontol 2005; 32:28390.</font></p> |
− | <p class="ref-label"><font face="Arial" color="black" size="1"><a name="ref3">3.</a> Rontal E, Rantal M, Guilford FT. Surgical anatomy of the Orbit. Ann Otol Rhinol Laryngol 1979; 88:382.</font></p> | + | <p class="ref-label"><font face="Arial" color="black" size="1"><a name="ref3">3.</a> Menon et al. Motivational interviewing in Periodontics - A review of literature. A journal of clinical dentistry - heal talk 2014; 6:42-3.</font></p> |
− | <p class="ref-label"><font face="Arial" color="black" size="1"><a name="ref4">4.</a> Cramer LM, Tooze FM and Lerman S. Blow out fractures of the orbit. Brit J Plastic Surgery: 171-9.</font></p> | + | <p class="ref-label"><font face="Arial" color="black" size="1"><a name="ref4">4.</a> Greene JC. Review of the literature on oral health. In Ramfjord S, Kerr D and Ash M.,editors: Proceedings of the world workshop in Periodontics, Ann Arbor 1966, University of Michigan Press.</font></p> |
− | <p class="ref-label"><font face="Arial" color="black" size="1"><a name="ref5">5.</a> Converse JM, Smith B, Orbear MF, Wood-Smith D. Orbital blowout fractures: ten-year survey. Plast Reconstr Surg 1967; 39:20.</font></p> | + | <p class="ref-label"><font face="Arial" color="black" size="1"><a name="ref5">5.</a> Needleman I, McGrath C, Floyd P & Biddle A. Impact of oral health on the life quality of periodontal patients. J Clin Periodontol 2004; 31:454-7.</font></p> |
− | <p class="ref-label"><font face="Arial" color="black" size="1"><a name="ref6">6.</a> Rowe NL. The diagnosis periorbital injuries. Frotschritte der kiefer und Gesichtschirurgie, 1977; 22:3.</font></p> | + | <p class="ref-label"><font face="Arial" color="black" size="1"><a name="ref6">6.</a> Leung WK, Ng DKC, Jin L and Corbet EF. Tooth loss in treated periodontitis patients responsible for their supportive care arrangements. J Clin Periodontol 2006; 33:265-75.</font></p> |
− | <p class="ref-label"><font face="Arial" color="black" size="1"><a name="ref7">7.</a> Ochs MW, Johns FR. Fonscca RJ. Oral and Maxillofacial Surgery, vol 3, W.B. Saunders 2000:205.</font></p> | + | <p class="ref-label"><font face="Arial" color="black" size="1"><a name="ref7">7.</a> Ramseier CA, Catley D, Krigel S &Bagramian RA. Motivational Interviewing. In: Lindhe, J, Lang NP & Karring, T. (eds.) Clinical Periodontology and Implant Dentistry, 5th Edition.UK: Blackwell Munksgaard.2008.</font></p> |
− | <p class="ref-label"><font face="Arial" color="black" size="1"><a name="ref8">8.</a> Rowe NL. Fractures of the zygomatic complex and the orbit. In: Rowe NL, Williams JLI. Maxillofacial injuries. Vol 1. Edinburgh: Churchill Livingstone, 1994.</font></p> | + | <p class="ref-label"><font face="Arial" color="black" size="1"><a name="ref8">8.</a> Philippot P, Lenoir N, D’Hoore W, Bercy P. Improving patients’ compliance with the treatment of periodontitis: a controlled study of behavioral intervention J Clin Periodontol 2005; 32:653-8.</font></p> |
− | <p class="ref-label"><font face="Arial" color="black" size="1"><a name="ref9">9.</a> Smith B, Regan WF Jr. Blowout fracture of orbit: mechanism and correction of internal orbital fracture. Am J Ophthalmol 1957; 44:733.</font></p> | + | <p class="ref-label"><font face="Arial" color="black" size="1"><a name="ref9">9.</a> Kay L and Locker D. Effectiveness of oral health promotion: a review. London: Health Education Authority 1997.</font></p> |
− | <p class="ref-label"><font face="Arial" color="black" size="1"><a name="ref10">10.</a> Lang W. Traumatic enophthalmos with retention of perfect acuity of vision. Trans Ophthalmol Soc Engl 1889; 9:44.</font></p> | + | <p class="ref-label"><font face="Arial" color="black" size="1"><a name="ref10">10.</a> Ogden J. Health Psychology: A Textbook. Open University Press; 2nd revised edition 2000.</font></p> |
− | <p class="ref-label"><font face="Arial" color="black" size="1"><a name="ref11">11.</a> Lagrange F. Les fractures del orbite per les proietiles deguerre,. Paris, Masson and Cie, 1917.</font></p> | + | <p class="ref-label"><font face="Arial" color="black" size="1"><a name="ref11">11.</a> Airila-Mansson S, Bjurshammar N, Yakob M and Soder B. Self-reported oral problems, compared with clinical assessment in an epidemiological study. Int J Dent Hyg 2007; 5:82-6.</font></p> |
− | <p class="ref-label"><font face="Arial" color="black" size="1"><a name="ref12">12.</a> Pfeiffer RL. Traumatic enophthalmos. Arch Ophthalmol 1943; 30:718.</font></p> | + | <p class="ref-label"><font face="Arial" color="black" size="1"><a name="ref12">12.</a> Karlsson E, Lymer UB, Hakeberg M. Periodontitis from the patient’s perspective, a qualitative study. Int J Dent Hyg 2009; 7:23-30.</font></p> |
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