A 55-year-old man is found to have new difficulty moving his left arm hours after a car accident in which both the left humerus is fractured in the diaphysis (midshaft) and the left elbow is dislocated. On exam, he has inability to extend the wrist or fingers, anesthesia in the posterior forearm and dorsal hand, and wasting of the thenar eminence, all on the left. His fourth and fifth fingers are flexed more so than the others. He tells you that he has had tingling in his left fingers before. What is the most likely constellation of injury?
A. Acute radial nerve injury, acute median nerve injury (carpal tunnel syndrome)
B. Acute ulnar nerve injury
C. Acute radial and ulnar nerve injury, chronic median nerve injury (carpal tunnel syndrome)
D. Acute median nerve injury, chronic ulnar and radial nerve injury
E. Acute axillary and ulnar nerve injury
Already registered? Login
Not Account? Sign up
Enter your email address to reset your password
Back to Login? Click here