我们于1995年8月至今收集了男性乳腺良、恶性病变共21例。本文着重其X线表现以及良、恶性病变的鉴别诊断分析报道如下。1 资料与方法 1.1 临床资料 本组21例男性乳腺肿瘤,其中5例为男性乳腺癌,14例为男性乳腺发育症,2例为男性乳腺纤维瘤,除14例男性乳腺发育症经临床药物治疗好转后,其余7 In August 1995, we collected 21 cases of benign and malignant breast lesions in males. This article focuses on its X-ray findings and benign and malignant lesions of the differential diagnosis reported below. 1 Materials and Methods 1.1 Clinical data 21 cases of male breast tumors in this group, of which 5 cases of male breast cancer, 14 cases of male breast development, 2 cases of male breast fibroids, in addition to 14 cases of male breast development by clinical drug treatment After the turnaround, the rest 7