When are CT and MRI performed in the workup of giant cell arteritis (GCA) (temporal arteritis)?

Updated: Sep 10, 2020
  • Author: Mythili Seetharaman, MD; Chief Editor: Herbert S Diamond, MD  more...
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CT and MRI of the brain are not first-line diagnostic procedures for GCA. On CT and MRI, the brain is typically unaffected by GCA, but in patients with a multi-infarct state due to cervicocephalic arteritis, CT and MRI demonstrate multiple areas of infarction. [103, 105, 107, 108]

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