,乳腺癌的手术演变及方式选择,目录,Primary tumor (T) TX，T0，Tis，T1，T2，T3，T4 TX: Primary tumor cannot be assessed T0: No evidence of primary tumor Tis: Intraductal carcinoma, lobular carcinoma in situ, or Paget disease of the nipple with no associated invasion of normal breast tissue Tis (DCIS): Ductal carcinoma in situ Tis (LCIS): Lobular carcinoma in situ Tis (Paget): Paget disease of the nipple with no tumor.,T1: Tumor not larger than 2.0 cm in greatest dimension T1mic: 0.1 cm T1a: 0.1 cm 0.5 cm T1b
