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患者男,64岁。上腭反复流脓3年。无牙痛史。检查:上腭中线距腭乳头0.5cm处有窦道,可压出脓,探针向左探入0.4cm。24,25,26缺失,23冠变色,唇侧龈粘膜正常。X线片示23根尖阴影约0.3×0.4cm。诊断:23慢性尖周炎。局麻下见窦道与23根部相通,将23拔除(编者按:牙源性上腭窦道可不拔除患牙,先行根管治疗术以观后效),翻开腭侧粘骨膜瓣见根尖骨质及部份腭侧骨壁已破坏,窦道与齿窝相通。搔刮窦道及根尖骨质,缝合。一期朔愈合。
Patient male, 64 years old. Repeated pus on the palate 3 years. No history of toothache. Check: the middle of the palatal palate 0.5cm at the palate nipple sinus, pus can be extruded, probe probe into the left 0.4cm. 24,25,26 missing, 23 crown discoloration, gingival mucosa normal lip. X-ray film shows 23 shades about 0.3 × 0.4cm. Diagnosis: 23 Chronic apical periodontitis. Under local anesthesia see the sinus with 23 roots connected, the 23 removed (Editor's note: the odontoinogenic palate sinus can not get rid of the teeth, the first root canal therapy to view the effect), open the palate mucoperiosteal flap see root Spina bifida and part of the palatal bone wall has been damaged, sinus and lumbar interlinked. Scratch the sinus and apical bone, suture. A new moon healing.