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: Unknown
Tuberculous arthritis of a joint in sites other than the spine in advanced cases leads to whcih of the following - 
Select and explain. 
A. Bony ankylosis, B. Fibrous ankylosis, C. Loose joints, D. Charcot's joints
B: Fibrous ankylosis
Answer: B: Fibrous ankylosis 
Explanation: Ans- B Fibrous ankylosis is usual outcome of healed tuberculosis of joints except in spine where bony ankylosis takes place.