title: Defining polymyalgia rheumatica: comment on the article by Helfgott and Kieval.
authors.forename: H I
authors.initials: HI
authors.lastname: Caplan
mesh_terms: D001172:Arthritis, Rheumatoid / Q000175:diagnosis; D001799:Blood Sedimentation; D003937:Diagnosis, Differential; D003951:Diagnostic Errors; D013700:Giant Cell Arteritis / Q000175:diagnosis; D006801:Humans; D009382:Neoplasms, Unknown Primary / Q000175:diagnosis; D011111:Polymyalgia Rheumatica / Q000175:diagnosis* / Q000209:etiology; D017285:Polymyositis / Q000175:diagnosis