Diagnosing perioperative anaphylaxis (POA) is often challenging. Although a guideline recommends measuring tryptase rather than histamine, there is little evidence for this. We aimed to examine the diagnostic performance and appropriate timing of tryptase and histamine measurements for diagnosing anaphylaxis, and the association between Hypersensitivity Clinical Scoring Scheme (HCSS) scores and elevated biomarkers.
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Haraguchi et al. (2024) studied this question.
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