High prevalence of weak D type 42 in a large-scale RHD genotyping program in the province of Quebec (Canada).
Gabriel André Leiva-TorresMarie-Claire ChevrierJessica Constanzo-YanezAntoine LewinJosée LavoieJosée LaganièreNadia BaillargeonPatrick TrépanierNancy RobitaillePublished in: Transfusion (2021)
Our RHD genotyping program allowed for a better management of weak D. The province of Quebec presents a unique RHD genotype distribution. We confirmed that weak D type 42 is associated with a founder effect found in Caucasian French Canadians.