Does the absence of temporal artery pulses increase the likelihood of a positive temporal artery biopsy (TAB) finding in the workup of giant cell arteritis (GCA) (temporal arteritis)?

Updated: Sep 03, 2020
  • Author: Mythili Seetharaman, MD; Chief Editor: Herbert S Diamond, MD  more...
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Several clinical studies demonstrate that the likelihood of a positive TAB in patients with GCA is greatly enhanced if temporal artery pulses are absent or diminished, even in the absence of other localizing signs. The presence of a headache and jaw claudication may also increase the yield. [130]

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