Pincer grasp loss (C8-T1 lesion)
Appears 1×
Teaching point — how the wording changes the answer
The pincer grasp depends on intrinsic hand muscles innervated by C8-T1. Impaired fine hand movement with loss of the pincer grasp localises to a C8-T1 lesion rather than a wrist injury.
Q17
Patient cannot perform pincer grasp with impaired fine hand movement. Cause?
Key clue
Intrinsic hand muscles = C8-T1, not wrist
Show answer
Lesion at C8-T1