Methods The breast sonograms in 20 cases with ductal carcinoma in situ were analysed and compared with pathology.

方法对20例经病理确诊患者的声像图资料，结合病理进行综合分析。

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Although this feature is rare, the current under standing that lobular carcinoma in situ is a marker needs to be revised.

虽然这一功能是非常罕见，目前根据长期的小叶原位癌是一个标记需要修改。

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Objective to study the roles and mechanisms of Isatis tinctoriaL combination acid in transplanted tumor of human hepatocellular carcinoma in situ.

目的研究板蓝根组酸对耐药人肝癌原位移植瘤的耐药逆转作用及机制。

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Navratilova said she has a noninvasive form of the cancer, called ductal carcinoma in situ, that was detected during a mammogram.

CNN: Martina Navratilova has breast cancer

Even in the precancerous stage, called ductal carcinoma in situ (DCIS) when abnormal cells are confined to a milk duct, physicians almost always advise women to have a lumpectomy or mastectomy along with radiation, because about 20% of the 65, 000 cases of DCIS found every year in the U.S. become invasive cancer.

WSJ: Can Breast Cancer Be Overtreated?