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: Surgery
[{'content': "Avascular necrosis of which of the following bone result in Kohler's Disease? \nSelect and explain. \nA. Lunate bone, B. Femoral neck, C. Navicular Bone, D. Medial cuneiform bone", 'role': 'user'}, {'content': "Answer: C \nExplanation: Osteochondritis of Navicular bone is known as Kohler's Disease. It results in avascular necrosis of Navicular bone.", 'role': 'assistant'}]