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': 'Liver biopsy is indicated in patients with hemochromatosis only if: \nSelect and explain. \nA. Elevation of transaminase present, B. Serum ferritin > 1000 g/L, C. Evidence of cirrhosis, D. If percentage saturation of iron is high', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Screening tests for hemochromatosis are: transferrin saturation or ferritin level (Both will be high) Confirmatory test for hemochromatosis: Genetic testing (C282Y homozygote or a compound heterozygote (C282Y/H63D). If the ferritin is >1000 g/L, the patient should be considered for liver biopsy. Ref: Harrison, E-18, P-2603.', 'role': 'assistant'}]