To乳腺癌的X线诊断

目的：总结Ｔｏ乳腺癌Ｘ线特征及与病理的关系。方法；对１２０例次乳腺Ｔｏ癌患者中，有乳腺Ｘ线检查的９７例次病例进行了回顾性分析。结果：Ｔｏ乳腺癌的Ｘ线检查阳性率为３２．９９％，可疑率２１．６５％，合计５４．６４％。Ｔｏ乳腺癌Ｘ线表现以局限致浸润及钙化为主，占Ｘ线阳性表现病例中６６％，以肿块为表现者罕见，仅３例。

Mammography of Nonpalpable Breast Cancer

Objective: To characterize the mammographic findings of To stage breast cancer and to study its relation to pathologic changes Methods: Ninety-seven mammograms out of 120 cases of To nonpalpable breast cancer were studied retrospectively Results: The positive rate in To breast cancer patients examined by mammography was 3299%, the suspicious positive rate 2165% The mammographic findings of To breast cancer were characterized as localized dense infiltration or calcified shadow and these two features yielded a positive rate of 66%(35/53) Mass was rarely found In 2/3 of the tumor types were intraductal carcinoma, early infiltration of ductal carcinoma and infiltrative ductal carcinoma Conclusion: Mammography has its characteristic significance in detecting nonpalpable To breast cancer