Question

which dermatome(s) is(are) typically completely unaffected by carpal tunnel syndrome? (maca) c5 c6 c7 c8

Explanation:

Carpal Tunnel Syndrome (CTS) affects the median nerve, which innervates dermatomes from C6 to C8 (with C6/C7 being more prominently involved in hand regions affected by CTS). The C5 dermatome supplies the upper arm and shoulder area, which is not innervated by the median nerve and thus is completely unaffected by CTS.

Answer:

C5