Extrahepatic bile duct cancer in stage II. Definition

Medical Definition: Extrahepatic bile duct cancer in stage II

Stage II is divided into stages IIA and IIB. In stage IIA, cancer has spread to the liver, gallbladder, pancreas, or the right or left branch of the hepatic artery (main blood vessel that carries blood from the heart to the liver) or to the right branch or left portal vein (major blood vessel that carries blood from the abdominal organs to the liver). In stage IIB, cancer has spread to nearby lymph nodes and (1) is in the bile duct or (2) has spread through the bile duct wall or (3) has spread to the liver , gallbladder, pancreas, or the right or left branch of the hepatic artery or portal vein.

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