If tendon retraction is significant, one option is lengthening the flexor pollicis longus (FPL), performed at the musculotendonous junction so that the lengthening site is proximal to the carpal ...

1 Common signs include paresthesia, pain, and weakness in the median ... of the median nerve and nine tendons (the tendon of the flexor pollicis longus, the four tendons of the flexor digitorum ...

The operative technique used a portion of the abductor pollicis longus as a sling ... slip is then passed beneath (around) the flexor carpi radialis tendon in the depth of the resection area.

The two muscles affected are the extensor pollicis ... flexor tenosynovitis)—when trigger finger affects the thumb—is a common cause of thumb pain. It affects the flexor tendon that bends ...