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
True about cold abscess 
Select and explain. 
A. Sign of acute inflammation present, B. Non - dependent incision is used, C. Suturing of wound is not done, D. Drain is placed
B: Non - dependent incision is used
Answer: B: Non - dependent incision is used 
Explanation: Cold abscess :

No signs acute inflammation.
Tuberculous bacteria.
Nondependent incision is used.
Wound is sutured.
Drain is not placed (otherwise sinus will form which is difficult to treat).