Chronic vasculitis of large- and medium-sized vessels that occurs among individuals over 50 yr of age
Often referred to as temporal arteritis (TA)
Median age of onset is 72
Presence of any 3 or more of the following in patients with vasculitis:
Age greater than 50 yr
New onset of localized headache
Tenderness or decreased pulsation of temporal artery
Acute symptoms may be confused with stroke
Initiate appropriate monitoring and oxygen
Patients may be hypotensive from 1 of the rare sequelae (aortic dissection, abdominal aortic a...
Patients with impending vascular complications or acute focal neurologic findings
Patients with associated acute visual loss
Less symptomatic pat...
Permanent visual loss is the most feared complication of GCA
Do not delay initiation of steroid therapy to await biopsy if strong clinical suspicion for GCA exists or if visual chan...
Firestein SG, Budd RC, Gabriel SE, et al., eds. Kelley's Textbook of Rheumatology. 9th ed. Philadelphia, PA: Saunders Elsevier; 2013.
Mackie SL, Pease CT. Diagnosis and manage...
M31.5 Giant cell arteritis with polymyalgia rheumatica
M31.6 Other giant cell arteritis
414341000 giant cell arteritis (disorder)
239938009 Giant cell arte...
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