You've Got Some Nerve!
100
The diagnosis for a 65-year-old man who is evaluated for right-hand clumsiness that has slowly worsened over months. Medical history is significant for HTN and end-stage renal disease, for which he undergoes hemodialysis 3 times a week. The patient is retired and not physically active. He does not use tobacco, alcohol, or recreational drugs. Blood pressure is 130/90 mm Hg and pulse is 80/min. BMI is 20 kg/m2. Examination of the right upper extremity shows decreased sensation over the fourth and fifth digits and the medial hand; grip strength and wrist flexion are weaker compared to the left side. Overall muscle mass and tone are decreased in all 4 extremities.
What is Carpal Tunnel Syndrome?
200
Anterior shoulder dislocations should include a neurovascular examination, paying attention to distal pulses and the function of this nerve which is most affected during this kind of shoulder injury.
What is the Axillary Nerve?
300
Damage to this nerve makes patients unable to make an "OK" sign with their hands.
What is the Anterior Interosseous Nerve?
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400
The superficial location of this nerve makes it susceptible to laceration, it is a purely motor nerve supplies the thenar muscles of the hand.
What is the Recurrent Median Nerve?
500
These are the 3 nerve roots that correspond to the nerve that supplies the lateral aspect of the forearm along with muscles of the anterior compartment of the arm (biceps brachii, brachialis, and coracobrachialis).
What are C5, C6, and C7? (musculocutaneous nerves)