**Question:** In Volkman's contracture, surgery should be done within

A. immediately after injury
B. within 72 hours
C. within two weeks
D. within two months

**Core Concept:** Volkman's contracture is a complication seen in nerve injuries where the muscles around the affected nerve shorten due to disuse atrophy. This leads to a contracture and affects the function of the affected limb. Surgery is often needed to release the contracture and restore function.

**Why the Correct Answer is Right:** Surgery should be done within 72 hours (Option B) as this is the golden period for nerve repair. After this time, the regenerating axons may cross over the stump, which is essential for proper nerve regeneration and restoration of function. Delayed surgery may result in poor outcomes as the regenerating axons may not cross over, leading to incomplete nerve repair and decreased function.

**Why Each Wrong Option is Incorrect:**

A. Immediately after injury (Option A) may not be feasible in all cases. Additionally, the golden hour for nerve repair is within 24 hours, not immediately after injury.

C. Within two weeks (Option C) is too late as the golden period for nerve repair is within 72 hours. After two weeks, the results of nerve repair are less favorable.

D. Within two months (Option D) is significantly too late for successful nerve repair. The golden hour is crucial for optimal outcomes in nerve repair.

**Clinical Pearl:** In cases of nerve injury, it is essential to act promptly. The golden hour for nerve repair is crucial for successful outcome, and surgery should be done within 72 hours. Delayed surgery may lead to poor results and decreased function. Timely intervention is critical for optimal patient care and outcomes.