Medical MCQ-A patient can extend his wrist6 but cannot extend Metacarpophalyngeal joint of hand after he has met with an accident. Sensations in the limb are normal. Level at WhiCh the affected nerve is injured

A patient can extend his wrist6 but cannot extend Metacarpophalyngeal joint of hand after he has met with an accident. Sensations in the limb are normal. Level at WhiCh the affected nerve is injured

At coracobrachialis

Head of radius

Spiral groove

Surgical neck of humerus.

Question Category:

Anatomy

Correct Answer:

Head of radius

Description:

Normal sensation band normal wrist extension with inability to extend MCP joints suggest the diagnosis of PIN injury Most common of injury is around radial head and neck Refer Apleys 9th/e p 282

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