Criteria of Chuang et al for Polymyalgia Rheumatica

Criteria for diagnosis - all of the following:

(1) age of the patient >= 50 years

(2) erythrocyte sedimentation rate > 40 mm/h

(3) bilateral aching and stiffness for >= 1 month involving >= 2 of the 3 target body regions (see below)

(4) exclusion of all other diagnoses except temporal (giant cell) arteritis

Target body regions:

(1) neck or torso

(2) shoulder or proximal regions of the arms

(3) hips or proximal aspects of the thighs