Unravelling the effect of blood group on FVIII:C levels and response to DDAVP in 20 males with a single genotype (Twillingate Variant) causing Haemophilia A.

Michael Shu Caroline Malcolmson Vanessa BouskillAnn Marie StainCindy WakefieldVictor S BlanchetteManuel D Carcao

Published in: Haemophilia : the official journal of the World Federation of Hemophilia (2023)

In HA subjects with an identical genotype, BG significantly impacts baseline FVIII:C levels and FVIII:C levels post-DDAVP, but does not impact absolute and fold increases in FVIII:C with DDAVP.

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