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I show here, the closure of an OAC that developed after the removal of the UR7 (upper right 2nd molar).

The 55 year old patient was referred to the Oral Surgery Department, complaining of a stuffy right maxillary sinus, with discharge from the sinus & fluid from nose after drinking. This started almost immediately after his UR7 was removed.

Useful Articles & Websites

BJOMS 1986.  Oro-Antral Fistulae – A Study of Clinical, Radiological & Treatment Aspects

Acta Stomat Croat 2002.  Treatment of Oro-Antral Fistula

Swiss Med Wkly 2003.  The reconstruction of oral defects with buccal fat pad

Dental Update 2004.  The Buccal Fat Pad in the Closure of Oro-Antral Communications: An Illustrated Guide

Intl J Oral Maxillofac Surg 2006.  Evaluation of different treatments for oroantral & oronasal communications – experience of 112 cases

JOMS 2009.  Closure of Oroantral Communications with Bichat’s Buccal Fat Pad

JOMS 2010.  Closure of Oroantral Communications – A Review of the Literature

Med Oral Patol Oral Cir Bucal. 2010.  Oroantral Communications.  A Retrospective Analysis

Oral Surg Oral Med Oral Pathol Oral Radiol Endod 2010.  Buccal Pad of Fat & its Applications in Oral & Maxillofacial Surgery – A Review of Published Literature 2004 to 2009

Pakistan Oral & Dent J 2010.  Treatment of Oroantral Fistula & A Study

BDJ 2011. Oro-Antral Fistulae & Fractured Tuberosities

JUMDC 2012.  Case Report.  Use of Buccal Fat Pad Oro-Antral Fistula Repair

Open Dent J 2012.  Surgical Options In Oroantral Fistula Treatment

Otolaryngology 2012.  Reliability of 2 Surgical Methods for Oro-Antral Communication Closure.  A Clinical Study of 20 Patients

Int J Oral Health Med Res 2015.  Surgical Closure of Oro-Antral Fistula (OAF) using Buccal Fat Pad Graft – A Case Report & Review of Literature

Acta Otorrinolaringol Esp 2016.  Case Study.  Odontogenic Sinusitis, Oro-antral Fistula & Surgical Repair by Bichat’s Fat Pad – Literature Review

Annals of Otolaryngology & Rhinology 2016.  Etiology & Management of Oro-Antral Fistula. 

Cochrane Database of Systematic Reviews 2016.  Interventions for Treating Oro-Antral Communications & Fistulae due to Dental Procedures (Review)

J Craniofac Surg 2016.  Surgical Treatment of Oro-Antral Communications

Intech 2016.  Management of the Oroantral Fistula

Intl J Adv Res 2016.  Double layered flap for closure of recurrent oroantral fistula using buccal fat pad & palatal pedicled flap – a case report

Int J Sci Study 2017.  Closure of Oroantral Communication Using Buccal Advancement Flap – A Case Report

World J Plast Surg 2017.  Management of Oro-antral Communication & Fistula – Various Surgical Options

Int J Adv Res 2018.  Treatment Techniques for Oro-Antral Communications &Fistulas

PowerPoint Presentation on OAC’s