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: Orthopaedics
[{'content': 'A 7-yr-old boy with abrupt onset of pain in the hip with hip held in the abduction. Hemogram is normal. ESR is raised. What is the next line of management- \nSelect and explain. \nA. Hospitalize and observe, B. Ambulatory observation, C. Intravenous antibiotics, D. USG guided aspiration of hip', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Usually the treatment of a clinically suspected case of transient synovitis of hip is Bed rest, NSAIDS and observation.\nUSG guided aspiration is indicated for :-\n\n\nTemperature > 99.5° F\nESR > 20 (Raised ESR)\nSevere hip pain with ROM', 'role': 'assistant'}]