This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
[{'content': 'The best available treatment for poal hypeensive gastropathy is: \nSelect and explain. \nA. Beta blocker, B. TIPS, C. Surgical poacaval shunt, D. Liver transplantation', 'role': 'user'}, {'content': "Answer: D \nExplanation: Poal hypeensive gastropathy (PHG) is the ectatic blood vessels in the proximal gastric body and cardia causing oozing of the blood. Less severe grades of PHG appear as a mosaic or snakeskin pattern and are not associated with bleeding. Severe PHG with diffuse bleeding is treated by b-adrenergic receptor blockers or possibly with placement of a TIPS or surgical poacaval shunt. The best treatment is liver transplantation Ref:Sleisenger and Fordtran's,E-9,P-300.", 'role': 'assistant'}]