What is giant cell arteritis (GCA) (temporal arteritis)?

Updated: Sep 03, 2020
  • Author: Mythili Seetharaman, MD; Chief Editor: Herbert S Diamond, MD  more...
  • Print

Giant cell arteritis (GCA), or temporal arteritis, is a systemic inflammatory vasculitis of unknown etiology that occurs in older persons and can result in a wide variety of systemic, neurologic, and ophthalmologic complications. [1] GCA is the most common form of systemic vasculitis in adults. Other names for GCA include arteritis cranialis, Horton disease, granulomatous arteritis, and arteritis of the aged.

Did this answer your question?
Additional feedback? (Optional)
Thank you for your feedback!