The most common physical findings in a patient with median nerve compression at the wrist (carpal tunnel syndrome) are:
A.Diminished two-point discrimination and dryness of the index and long fingers.
B.Atrophy of the abductor pollicis brevis and opponens pollicis.
C.A positive percussion test at the wrist and a positive wrist flexion test producing paresthesias at the thumb, index, and long fingers.
D.A weak grip in addition to hand cramping and difficulty writing.
Answer:C
The most common physical findings in a patient with median nerve compression at the wrist (carpal tunnel syndrome) are:
A.Diminished two-point discrimination and dryness of the index and long fingers. B.Atrophy of the abductor pollicis brevis and opponens pollicis. C.A positive percussion test at the wrist and a positive wrist flexion test producing paresthesias at the thumb, index, and long fingers. D.A weak grip in addition to hand cramping and difficulty writing.