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Apicoectomy Definition — NDEB AFK MCQ

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EasyEndodonticsApicoectomy DefinitionNDEB AFK

Which surgical technique involves the removal of the apex of a root and a small amount of surrounding tissue, followed by placement of a retrograde (root-end) filling?

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Correct answer: CApicoectomy (apicectomy) with retrograde root-end filling

Apicoectomy (apical surgery, endodontic microsurgery) involves surgical exposure of the root apex, resection of the apical 3 mm of the root (at a 0° angle to the long axis in modern microsurgical technique), preparation of a root-end cavity (with ultrasonic tips), and placement of a biocompatible retrograde filling material (MTA or bioceramic). It is indicated when non-surgical retreatment has failed, is not feasible (post/core cannot be removed, calcified canals), or when surgical exploration is needed (suspected VRF, perforation repair, biopsy).

Reference: Torabinejad – Endodontics: Principles and Practice, 6th ed., 2021