بررسي مقايسه اي درجه درگيري محل انشعاب ريشه هاي دندان هاي مولر در معاينه باليني و حين جراحي

Comparative evaluation of molars furcation involvement during clinical and surgical measurements

Introduction: Treatment plan is based on tow important parameters: diagnosis and etiologic factors. Furcation involvement is a critical point in diagnosis and prognosis determination. It has been noted that clinical and surgical findings of the degree of furcation involvement could be different. The purpose of this study was comparative evaluation of molars Furcation involvement during clinical and surgical measurements.Materials and methods: This descriptive- cross sectional study was performed in periodontics department of Shahid beheshti dental school Furcation involvement measurements was performed during clinical assessment and open flap surgery for 54 (29 maxillary and 25 mandibular) molar teeth which were candidate for periodontal surgery. The degree of F.I. in different sites of each molar tooth was recorded according to Glickman s classification and was analyzed by Kappa coefficient of correlation.Results: There was significant difference in furcation involvement evaluation between clinical and surgical assessment for all sites (buccal, lingual, mesial and distal) and also all involvement degrees. In addition, clinical and surgical assessment of furcation had significant different in all restored teeth.Conclusion: As treatment planning is quite based on clinical evaluation, it is necessary to recognize furcation anatomy and perform exact furcation examination.