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: Radiology
[{'content': 'Windswept deformity is seen in \nSelect and explain. \nA. Rickets, B. Scurvy, C. Hyperparathyroidism, D. Hypothyroidism', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Valgus deformity of one knee in association of varus deformity of other knee is known as windswept deformity. Seen in Rickets, Rheumatoid arthritis\xa0etc.', 'role': 'assistant'}]