患者 ,男 ,2 1岁 ,因口腔黏膜溃烂 1月 ,颌面部突发多个结节 1周就诊。患者 1月前无明显诱因出现咽喉疼痛 ,口腔内起疱 ,数天后疱破 ,在当地以“口腔炎”治疗无效。 7d前颌面部皮肤突发多个红色硬结 ,部分硬结上出现血疱 ,随后变为脓疱、坏死、结痂。患者同时伴有发热 ,但无关 Patient, male, 21 years old, due to oral mucosal ulceration in January, maxillofacial region sudden multiple nodules 1 week treatment. Patients with no obvious incentive to appear sore throat a month ago, blisters in the mouth, blisters after a few days, in the local “stomatitis” treatment is invalid. 7d multiple facial craniofacial sudden onset of induration, blood clots appear on some of the induration, and later became pustular, necrotic, crusting. Patients are accompanied by fever, but not related