Stage 0 Intrahepatic Cholangiocarcinoma AJCC v7

**Semantic type:** Neoplastic Process

**Definition:** Stage 0 includes: Tis, N0, M0. Tis: Carcinoma in situ (intraductal tumor). N0: No regional lymph node metastasis. M0: No distant metastasis. (from AJCC 7th Ed.)

**Synonyms:** - Stage 0 Intrahepatic Bile Duct Cancer (Cholangiocarcinoma)