副乳腺是指正常乳腺以外的乳腺组织,亦称异位乳腺、多乳腺或多乳畸形,属于先天性发育异常。副乳腺受内分泌的影响,和正常乳腺组织一样可以发生同样的良恶性肿瘤。副乳腺纤维瘤比较少见及某些医生对该疾病认识不足,易被误诊误治而难以早期发现。现将我院自1995年以来误诊的7例单 Vice breast refers to the normal breast outside the breast tissue, also known as ectopic breast, breast or multiple breast deformities, are congenital dysplasia. Vice breast endocrine effects, and normal breast tissue can occur the same benign and malignant tumors. Deputy breast fibroids are relatively rare and some doctors lack of understanding of the disease, easily misdiagnosed and difficult to detect early detection. Now in our hospital since 1995, misdiagnosed 7 single