小汗腺汗囊瘤又称汗腺囊腺瘤(eccrine cystadenoma)或汗管扩张症(syringoectasia),好发于成人面部,系小汗腺真皮内导管扩张而致的良性肿瘤~[1]。临床上较少见,笔者近期诊治1例,现报告如下。1病历摘要患者男,74岁。面部透明、淡蓝色小丘疹7年,反复发作。患者7年前无明显诱因面部出现透明、淡蓝 Small sweat gland sweat sac tumor, also known as sweat cystadenoma (eccrine cystadenoma) or dilation of syringoectasia (syringoectasia), occurs in adult facial, small sweat gland dermal duct dilatation caused by benign tumors ~ [1]. Clinically rare, I recently treated one case, are as follows. 1 patient summary Male patient, 74 years old. Face transparent, light blue papules 7 years, repeated attacks. Patient 7 years ago no obvious incentive to appear transparent face, pale blue