阻生齿拔除引起拔创出血及面颈部广泛性皮下气肿１例茌平县人民医院（２５２１００）周光和患者男，３２岁。因左下颌后牙龈部反复肿痛而来就诊，Ｘ线片示８横位阻生。为预防拔牙感染，术前肌注青霉素８０万Ｕ每日２次，用药５天后肿痛消失，行８阻生齿拔除术。切开龈粘膜... Impacted teeth removal caused by pulling bleeding and extensive subcutaneous emphysema in the face and neck 1 case Chiping County People's Hospital (252100) Zhou Guang and patients Male, 32 years old. Due to repeated swelling and pain in the gingival part of the left lower jaw after treatment, X-ray showed 8 horizontal impaction. In order to prevent tooth extraction infection, intramuscular injection of penicillin 800,000 U 2 times a day before surgery, swelling pain disappeared after 5 days, line 8 impacted teeth removal surgery. Cut gingival mucosa ...