[Total hip replacement in psoriatic arthritis--raport of 4 cases].

The hip may be involved by the psoriatic arthritis. Clinical and radiological evaluation of our material showed that total hip replacement in the treatment of psoriatic arthritis allows regaining good lower limb function, which helps the patients staying less dependant on the surrounding environment. Ectopic ossification is not the clinical problem during THR in patients who suffer from psoriatic arthritis.