Orthopaedics Ohopaedics Q Bank 31bf099a Tom smith septic ahritis affects? A Neck of infants B Hip joint of infants C Elbow joint of children D Shoulder joint in children High-Yield Explanation Tom Smith ahritis:* Septic ahritis of hip joint in < 1 year old(infants) * Complete destruction of femoral epiphysis leading to hyper-mobile hip joint and instability.