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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Klatskin tumor is-
assistant
The correct answer is  Cholangiocarcinoma is classified into two: 1.Intrahepatic 2.Extrahepatuc: which is divided into- Perihilar tumors: these are known as Klatskin tumors and are located at the junction of the right and left hepatic ducts forming the common hepatic duct. Distal bile duct tumors: they arise near the ampulla of Vater REF: GENERAL AND SYSTEMIC PATHOLOGY RAMDAS NAYAK FIRST EDITION PAGE 468 IMAGE REF: