Gallbladder Cancer pT4 TNM Finding v6 and v7

**Semantic type:** Finding

**Definition:** Gallbladder cancer with tumor invading the main portal vein or hepatic artery, or invading two or more extrahepatic organs or structures. (from AJCC 6th and 7th Eds.)

**Synonyms:** - Gallbladder Cancer pT4 TNM Finding - Gallbladder Cancer pT4 TNM Finding v6 - Gallbladder Cancer pT4 TNM Finding v7 - Gallbladder Carcinoma pT4 TNM Finding