病例介绍 患者为女性,25岁。初诊诊断为冠周炎,X线片显示根尖靠近下颌管,既往无疱疹性龈口炎或疱疹性唇炎史。局麻下拔除左下颌阻生第三磨牙,术中无异常出血或疼痛,术后抗炎治疗,无并发症于术后第2天去除引流条。拔牙后3天,患者发热,觉口腔刺激性疼痛,且左下唇及颏部皮肤麻 Case description The patient was female, 25 years old. New diagnosis of pericoronitis, X-ray film shows the root tip near the mandibular tube, herpetic hernia or past herpes labialis past history. Local anesthesia removal of the left mandibular impacted third molars, intraoperative no abnormal bleeding or pain, postoperative anti-inflammatory treatment, no complications in the first 2 days after removal of the drainage rod. Three days after tooth extraction, the patient became feverish and had oral irritation pain, and the lower left lip and chin skin