Stage 0 Hilar Cholangiocarcinoma AJCC v8

**Semantic type:** Neoplastic Process

**Definition:** Stage 0 includes: Tis, N0, M0. Tis: Carcinoma in situ/high grade dysplasia. N0: No regional lymph node metastasis. M0: No distant metastasis. (AJCC 8th ed.)

**Synonyms:** - 0 - Stage 0 Hilar Cholangiocarcinoma - Stage 0 Perihilar Cholangiocarcinoma AJCC v8