What is the role of temporal artery biopsy in the workup of sudden visual loss?

Updated: Dec 11, 2019
  • Author: Jean Deschênes, MD, FRCSC; Chief Editor: Edsel Ing, MD, MPH, FRCSC  more...
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GCA should be considered in elderly patients presenting with vision loss. Many authors advocate the liberal performance of temporal artery biopsy since the risk of permanent vision loss due to a missed GCA diagnosis outweighs the risks associated with biopsy. Diagnostic prediction models can help guide the decision for temporal artery biopsy but should be used in conjunction with clinical judgment. [32] In centers with radiologic expertise and high-quality imaging, tests such as Doppler ultrasonography of the temporal artery may be considered.

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