乳腺癌是女性常见的肿瘤之一 ,病死率较高。近年来 ,我国一些城市女性乳腺癌的发病率有上升的趋势。因此 ,对乳腺癌的早期诊断和治疗是十分重要的。笔者综述乳腺癌的影像表现 ,介绍钼靶摄影、计算机体层摄影和核磁共振等技术在诊断乳腺癌中的应用 Breast cancer is one of the common female tumors with high mortality. In recent years, the incidence of breast cancer in some cities in China is on the rise. Therefore, the early diagnosis and treatment of breast cancer is very important. The author summarizes the imaging features of breast cancer, the introduction of mammography, computed tomography and nuclear magnetic resonance and other techniques in the diagnosis of breast cancer