de quervain syndrome

De Quervain Syndrome

Definition

 

Stenosing tenosynovitis of the first dorsal compartment of wrist

 

Epidemiology

 

Most are middle aged women

 

Aetiology

 

Repetitive thumb movements

- abduction & extension

- combined with RD & UD movements

 

Any mechanical irritation

- foreign body

- prominent bony surface

- restricted fascial compartment