In this trial, women aged at least 45 years with invasive ductal breast carcinoma undergoing breast-conserving surgery were enrolled.

在这个试验中，入选标准为年龄大于45岁经历保乳手术的浸润性导管癌的患者。

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Conclusions Squamoid eccrine ductal carcinoma is an exceedingly rare low-grade malignant tumor and can recur after excision but do not metastasize.

结论鳞样小汗腺导管癌是一种非常罕见的低度恶性肿瘤，局部切除后可复发，未见转移报道。

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Purpose to explore the clinicopathologic characteristics, immunohistochemistry, diagnosis and differential diagnosis of squamoid eccrine ductal carcinoma of the scalp.

目的探讨头皮鳞样小汗腺导管癌的临床病理和免疫表型特征及诊断与鉴别诊断。

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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

Days after the 2004 election, in which her husband ran for vice president, Elizabeth Edwards was found to have invasive ductal carcinoma, the most common type of breast cancer.

CNN: Edwards: Cancer 'no longer curable'

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?