<prompt> The most common site of perforation in tympanic membrane isAntero inferiorPostero inferiorPostero superiorAntero superior  <response>: Perforations. They may be central, attic or marginal and are associated with chronic otitis media The most common site of Tympanic membrane perforation is antero-inferior quadrant. Ref : Diseases of ENT by Dhingra 6th edition Pgno : 56,71 