Glossary UDHQ Abbreviation for “Uniform Donor History Questionnaire,” which is itself actually an old term for what is now known simply as the Donor History Questionnaire. Back to Glossary List Blood Collection and Transfusions Stable in the U.S. Frequent Blood Donation Does Not Increase Clonal Hematopoiesis Sovleplenib to Treat Warm Autoimmune Hemolytic Anemia Donor Age, Not Donor Sex, Is the Primary Factor Influencing RBC Deformability Using Machine Learning Models to Predict the Likelihood of a Transfusion Visit Transfusion News » Follows Facebook 14.7k Followers