Category: Neurology
Keywords: cerebrospinal fluid, rhinorrhea, otorrhea, halo, double ring, beta-2 transferrin (PubMed Search)
Posted: 8/12/2020 by WanTsu Wendy Chang, MD
(Updated: 11/21/2024)
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Bottom Line: Beta-2 transferrin is more accurate than the halo sign to identify CSF containing fluid.
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