title: Giant cell arteritis with normal sedimentation rate.
abstract: We report two elderly patients with normal erythrocyte sedimentation rate (ESR) and biopsy-confirmed giant cell arteritis. Because of the potentially disastrous consequences of undiagnosed giant cell arteritis, early treatment based on clinical diagnostic criteria is urged despite a normal ESR.
mesh_terms: D000368:Aged; D001799:Blood Sedimentation; D005260:Female; D013700:Giant Cell Arteritis / Q000097:blood* / Q000150:complications / Q000175:diagnosis; D006801:Humans; D008297:Male; D014786:Vision Disorders / Q000209:etiology