Postradiation dental extractions: A review of the literature and a report of 72 episodes

摘要: This report outlines our experiences involving 72 episodes of postradiation dental extraction over an 11-year period. Bone exposures 3 months or longer developed following 16 the (22%). The necrosis rate in mandible was 29% (13 45) and maxilla 11% (3 27). risk bone increased when dose to exceeded 6,500 rad, 75% more body within radiation treatment volume. Five 13 mandibular necroses precipitated by extractions eventually required radical resection affected portion mandible. remaining eight healed with conservative measures. When possible, given two above conditions, root canal therapy rather than should be employed resolve infection field after radiotherapy.