Cross sectional analysis of endodontic failure in PIMS

The purpose of this study was to determine the different reasons for root canal failure in the department of dentistry at Pakistan Institute of Medical Sciences. It was a cross sectional study which was based on collection and interpretation of data. Seventy patients of both genders were selected from dental out patient department of PIMS. All patients selected, presented with post endodontic complaints. Majority of the endodontic failures, reported with periapical infection or pain on percussion. The main reason for endodontic failure was unfilled or untreated root canals, followed by underextended and overextended root canal fillings