Fractures of the wrist, radius, ulna

Arthritis (degenerative, post-traumatic)

Tendon and ligament lesions (sprains or ruptures)

Triangular fibrochondrial complex (TFCC) lesion

Carpal Tunnel Syndrome

Guyon syndrome (ulnar nerve entrapment)

Ganglion cyst

Kienbock disease (aseptic navicular necrosis)

Synovitis