透明细胞棘皮瘤是一种罕见的良性表皮肿瘤,常为下肢的单个损害,多发性者少见,据文献记载仅有11例,作者报告1例伴有躯干损害.患者男性,69岁,1978年7月因小腿、胸和背部多发无症状结节,约10年而来诊.曾患缺血性心脏病与小腿血管病.同时伴有皮肤干燥,冬天加剧.家人无银屑病史.检查:一般情况好,皮肤干燥,尤以小腿下部为甚,背部有多个脂溢性角化损害,左腿、右腿分别有6及4个结节,背部和前胸各有一个结节,质 Clear cell acanthosis is a rare benign epithelial tumor, often single lesions of the lower extremity, multiple rare, according to the literature only 11 cases, the author reported 1 case with trunk injury. Male patient, 69 years old, 1978 In July, there were multiple asymptomatic nodules on the calf, chest, and back. I came to the clinic about 10 years ago. I suffered from ischemic heart disease and calf vascular disease. It was accompanied by dry skin and worsened in winter. There was no history of psoriasis in the family. : In general, the skin is dry, especially in the lower part of the lower leg. There are several seborrheic lesions in the back, 6 and 4 nodules in the left and right legs, and one nodule in the back and front. quality