- April 28, 2026The four common digital arteries arise from the superficial palmar arch and run distally to divide at the finger webs…
- April 28, 2026The ECU occupies the sixth extensor compartment, the most medial compartment, in a groove between the ulnar styloid and the…
- April 28, 2026The opponens pollicis inserts along the entire radial shaft of the first metacarpal, producing the CMC pronation and palmarflexion that…
- April 28, 2026The flexor retinaculum (transverse carpal ligament) forms the roof of the carpal tunnel, converting the carpal groove into the carpal…
- April 28, 2026The FDP tendons enter the fibro-osseous flexor sheaths alongside the FDS tendons, passing through the Camper chiasm (the splitting of…
- April 28, 2026The EDC tendons share a muscle belly for the middle, ring, and little fingers, with interconnections (juncturae tendinum) that prevent…
- April 28, 2026The lateral bands are the intrinsic contribution to the extensor mechanism, running dorsolateral to the PIP joint before reuniting to…
- April 28, 2026The palmaris longus is the slender central wrist flexor whose tendon is the most commonly harvested tendon graft in hand…
- April 28, 2026The FCU tendon inserts primarily on the pisiform, using it as a sesamoid to redirect force to the hamate (via…
- April 28, 2026The EPL tendon has a unique course — it passes through the third extensor compartment then makes a 30-degree radial…