This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: TB of the Spine, Subject name: Orthopaedics
In TB spine the first symptom is: 
Select and explain. 
A. Decreased sensation, B. Decreased motor power, C. Pain, D. Increased deep tendon reflexes.
C: Pain
Answer: C: Pain 
Explanation: Ans. is 'c' i.e., Pain Back pain is the commonest presenting complaint.