This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Orthopaedics
In compartment syndrome, false sign is 
Select and explain. 
A. Hypo aesthesia, B. Normal pulse rate, C. Oedema, D. Pain or stretching
B: Normal pulse rate
Answer: B: Normal pulse rate 
Explanation: (B) Normal pulse rate # Classic features of ischaemia are the five Ps: Pain, Paraesthesia, Pallor, Paralysis and Pulselessness.> But it is criminal to wait until they are all present; the diagnosis can be made long before that.> The earliest of the 'classic' features are pain (or a 'bursting' sensation) and altered sensibility. Ski n sensation should be carefully and repeatedly checked.