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Posts tagged cerebrospinal fluid

Beta-2 Transferrin: The Tau of Trauma

One of our lab techs posed a question about beta-2 transferrin testing on cerebrospinal fluid (CSF). Because beta-2 transferrin is a normal constituent of CSF, but not of plasma or mucosal secretions, it is useful in determining whether a patient’s nose or ear is leaking CSF versus some other fluid. This is important in determining [...]