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Differential Discussions: VWD Type 1 and RCo.

Jan 1 2025
George Fritsma

Thanks to Malissa Norfolk and David Calder for our Differential Discussions conversation describing the time-honored Ristocetin Cofactor (VWF:RCo) test for von Willebrand factor activity, a member of the von Willebrand disease diagnostic assay, released January 1, 2025 on YouTube. Please click the link and join the discussion.

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George Fritsma MS MLS

George Fritsma is a medical laboratory scientist, educator, and author. George holds faculty appointments with Rutgers University and Michigan State University, and is a member of the International Society on Thrombosis and Hemostasis, American Association of Clinical Chemists, and American Society for Clinical Laboratory Science.

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