1病例资料 患者,女,42岁。因鼻根部起小结节5年,于1996年7月2日就诊。5年前无意中发现鼻根处出现芝麻大丘疹,无自觉症状,皮疹缓慢增至绿豆大小较硬结节,表面不红,不破溃。查:鼻根部见境界清楚的绿豆大半球形隆起结节,肤色正常,表面光滑,质较硬,与皮肤相连,无触痛。皮损切除活检病理显示:真皮内肿 1 Case Information Patient, female, 42 years old. Because of the root nodules from the nose for 5 years, he was referred on July 2, 1996. Inadvertently found sesame large papules at the root of the nose 5 years ago. There was no subjective symptoms. The rash slowly increased to a harder nodule size of mung bean, and the surface was not red and it was not ulcerated. Investigate: The nodules of the mound of green mung bean, which are clearly seen in the nose, have a normal color, a smooth surface, a hard texture, and are connected to the skin without tenderness. Skin lesion biopsy pathology showed: intradermal swelling