皮肤粕膜色素沉着——胃肠道多发性息肉综合征(Peutz—Jegners’s syndro-me),常呈家族性发病,临床特征为局限性粘膜皮肤色素沉着和胃肠多发性息肉。国内已报道22例。我院收治一例,女姓,22岁。因腹痛、便血两天,于1979年8月13日收入院。患者年幼时就发现下唇正中及唇的齿面有黑色素沉着,并随年龄增长而增大。6岁时 Skin Membrane Membrane - Peutz-Jegners’ Syndro-me, often presenting with familial onset, is characterized by localized mucosal cutaneous hyperpigmentation and multiple gastrointestinal polyps. China has reported 22 cases. A hospital in our hospital, female surname, 22 years old. Because of abdominal pain, hematochezia two days, on August 13, 1979 income hospital. When young patients found in the middle of the lower lip and lip tooth surface melanin, and increases with age. 6 years old