外耳寻常性狼疮一例张咏梅许桂凤温黎刘坚强患者女，４２岁。２８年前因左耳后肿块在乡医院切开引流，伤口约一年愈合，愈合后开始觉右颌下皮肤搔痒，并逐渐出现小结节，结节逐年增多，逐渐高出皮肤表面，其上覆有鳞屑，搔抓后皮损处有少量稀薄脓液渗出，干燥后形成褐色结... A case of lupus vulgaris Zhang Yongmei Xu Guifeng Wen Li Liu Jianqiang patients female, 42 years old. 28 years ago due to the left ear after the mass incision and drainage in the township hospital, the wound healing for about a year, after healing began to feel the right submandibular skin itching, and gradually small nodules, nodules increased year by year, gradually higher than the skin surface, its Covered with scales, scratching skin lesions at a small amount of thin pus exudation, drying after the formation of brown knot ...