This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Orthopaedics
Joint erosion, not a feature in 
Select and explain. 
A. SLE, B. Gout, C. Rheumatoid ahritis, D. Posriasis
A: SLE
Answer: A: SLE 
Explanation: Most people with SLE have intermittent polyahritis, varying from mild to disabling, characterized by soft tissue swelling and tenderness in joints, most commonly in hands, wrists, and kneesJoint deformities (hands and feet) develop in only 10% of patients(Refer: Oxford Textbook of Rheumatology, 4th edition)