PTA Physical Therapy Assistant

Answer: C -Hitch-hiker’s sign is seen in a radial nerve injury.

There are a few important signs and typical presentations present for different nerve injuries.

Hitch- hiker’s sign is the inability to extend the thumb.

In a radial nerve injury, there is the presence of wrist drop.

Ulnar nerve injury is characterized by 'claw hand' and loss of pain at the tip of the little finger.

In median nerve injury, there will be loss of pain on the tip of index finger along with 'ape- thumb' deformity.

In brachial plexus injury, there will be 'policeman tip' deformity of upper limb.