Stage IIIA Distal Bile Duct Cancer AJCC v8

**Semantic type:** Neoplastic Process

**Definition:** Stage IIIA includes: (T1, N2, M0); (T2, N2, M0); (T3, N2, M0). T1: Tumor invading the bile duct wall with a depth less than 5 mm. T2: Tumor invading the bile duct wall with a depth of 5-12 mm. T3: Tumor invading the bile duct wall with a depth greater than 12 mm. N2: Metastasis in four or more regional lymph nodes. M0: No distant metastasis. (AJCC 8th ed.)

**Synonyms:** - IIIA - Stage IIIA Distal Bile Duct Carcinoma AJCC v8 - Stage IIIA Distal Bile Duct Tumor AJCC v8 - Stage IIIA Extrahepatic (Distal) Bile Duct Cancer