Arteritis, often granulomatous, usually affecting the aorta and/or its major branches, with a predilection for the branches of the carotid artery. Often involves the temporal artery. Onset usually in patients older than 50 and often associated with polymyalgia rheumatica.
Also indexed as
GCA - [giant cell arteritis]Giant cell arteritisGiant cell arteritis with polymyalgia rheumaticaGiant cell arteritis without polymyalgia rheumaticaHorton diseasecranial arteritistemporal arteritis