大汗腺样癌是乳腺浸润性癌的特殊类型，罕见且预后较好，我们在活检中曾遇到１例，报告如下。１临床资料患者，女性，７２岁，因左乳无痛性肿物１０年，近１年增大明显，于１９９９年１１月２３日入院。查体：一般状态良好，体温、脉搏、血压均正常，心肺肝脾无特殊。左乳外上 Apocrine carcinoma is a special type of invasive breast cancer, rare and the prognosis is good, we have encountered in biopsy in 1 case, the report is as follows. 1 Clinical data Patients, female, 72 years old, due to painless mass of left breast 10 years, increased significantly in recent 1 years, in November 23, 1999 admission. Physical examination: general good condition, body temperature, pulse, blood pressure are normal, no special heart and lung liver and spleen. Left outside the milk