Primary osteoahritis affect all except:: (A) Hip Joint, (B) Knee joint, (C) Distal interphalangeal joint, (D) Matacarpophalangeal joint
Answer is D. Osteoahritis involves DIP and PIP with sparing of MCP. Rheumatoid ahritis involves PIP and MCP with sparing of DIP. Osteoahritis commonly involves knee joint in India. Hip joint is rarely involved in osteoahritis.