The extensor pollicis brevis muscle is vital for thumb movement, assisting in its extension and radial abduction. Strengthening this muscle is key to enhancing grip strength, dexterity, and ...

De Quervain tenosynovitis is pain and swelling in the tendons around your thumb. Specifically, it affects the tendons of two muscles called abductor pollicis longus and extensor pollicis brevis ...

Clasped thumb is characterised by thumb adduction and flexion deformity at the metacarpophalangeal joint caused by abnormalities in the extensor tendons. While conservative treatments are effective in ...

A retrospective review was conducted of 16 patients treated in our center for thumb opposition loss due to low median nerve palsy by transferring the palmaris longus end-to-end to the extensor ...

Haddad SL, Sabbagh RC, Resch S, et al. Results of flexor-to-extensor and extensor brevis tendon transfer for correction of the crossover second toe deformity. Foot Ankle Int. 1999;20 (12):781-788.

The CMC and MCP joints; the radial collateral ligament; the extensor pollicis longus and extensor pollicis brevis. Turns out there’s a lot going on in that digit.

Figure 1. Distal cross-over point with extensor pollicis longus (EPL) passing over the extensor carpi radialis brevis (ECRB) and the extensor carpi radialis longus (ECRL). Asterix (*) indicates hydro ...