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: Pediatrics
[{'content': "Congenital Wilson's disease is characterized by – \nSelect and explain. \nA. KF ring is present at birth, B. May present as acute hepatitis, C. Decreased Urinary copper excretion, D. Decreased hapatic copper concentration", 'role': 'user'}, {'content': 'Answer: B \nExplanation: KF ring develop after sometime due to deposition of copper in cornea.\nIt may present as acute or chronic liver disease.\nHepatic copper concentration and urinary excretion of copper are incerased.', 'role': 'assistant'}]