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: Surgery
Ahritis mutilans is seen in: 
Select and explain. 
A. OA, B. Rheumatoid ahritis, C. Reiters syndrome, D. Psoriatic Ahropathy
D: Psoriatic Ahropathy
Answer: D: Psoriatic Ahropathy 
Explanation: Psoriatic Ahropathy