Transverse MRI of forearm: CV, cephalic v; FCR, flex carpi rad; RV, radial vessels; FDS, flex dig super; UV, ulnar vessels; FCU, flex carpi ulnaris; AV, ant interos vessels; INT, interos mem; FDP, flex dig profundus; FPL, flex pol long; U, ulna; R, radius

Anterior view of the deep flexors of the digits with the biceps brachii and bursa, flexor carpi ulnaris, pronator teres, and brachioradialis pulled away.

Carpal tunnel; see insert (line B) for level: HH, hook of hamate; H, hamate; C, capitate; Tz, trapezoid; Tm, trapezium. Numbers refer to structures in the area.

Transverse MRI of carpal tunnel; for level of section see insert (line C): P, pisiform; T, triquetrum; H, hamate; C, capitate; S, scaphoid. Numbers refer to structures in the area.

Flexor carpi ulnaris palpation