
Median Nerve Lesions
Median nerve lesions cause weakness in forearm pronation, wrist/finger flexion, and thumb opposition, with characteristic sensory loss in the lateral hand

Median nerve lesions cause weakness in forearm pronation, wrist/finger flexion, and thumb opposition, with characteristic sensory loss in the lateral hand

Axillary nerve lesions typically cause deltoid weakness and sensory loss over the lateral shoulder, often following shoulder trauma or dislocation.