- May 2, 2026De Quervain tenosynovitis involves the tendons of the APL and EPB within the first extensor compartment at the radial styloid.…
- May 2, 2026The FDP tendons pass through the carpal tunnel deep to the FDS tendons, then through the Camper chiasm split of…
- May 2, 2026The EPL tendon takes a sharp turn around Lister tubercle (the dorsal radial ridge) before crossing the anatomical snuffbox to…
- May 2, 2026The extensor hood (dorsal aponeurosis) is the complex fibrous expansion at each finger that integrates the extrinsic EDC with the…
- May 2, 2026The five annular (A1-A5) and three cruciate pulleys of each finger form the fibro-osseous flexor tendon sheath. The A2 pulley…
- May 2, 2026The six extensor compartments at the dorsal wrist contain: (1) APL and EPB, (2) ECRL and ECRB, (3) EPL around…
- May 2, 2026The FDP tendons pass through the carpal tunnel deep to the FDS tendons, then split through the Camper chiasm in…
- May 2, 2026The opponens pollicis tendon inserts along the entire radial first metacarpal border, allowing it to rotate, flex, and abduct the…
- May 2, 2026The FDS tendons split into two slips at each finger A1 pulley to pass around and insert on the middle…
- May 2, 2026The ECRB passes through the second extensor compartment alongside the ECRL and inserts centrally on the third metacarpal base, producing…