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 major risk factor along with alcohol intake for the development of alcoholic liver disease among the following is: \nSelect and explain. \nA. Chronic HCV infection, B. Chronic HBV infection, C. Non hepatotropic virus infection, D. Abdominal tuberculosis', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Chronic hepatitis C (HCV) is an impoant comorbidity in the progression of alcoholic liver disease to cirrhosis. They develop decompensated liver disease at a younger age and have poorer overall survival. Other features: 1. Increased liver iron stores 2. Porphyria cutanea tarda It also decreases the efficacy of interferon-based antiviral therapy. Ref: Harrison, E-18, P-2589.', 'role': 'assistant'}]