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 Mitochondrial DNA Acts as a “First Hit” for Antibody-Mediated TRALI Liberal or Restrictive Transfusion Thresholds for Surgery Patients with High Cardiac Risk Iron Supplementation for Blood Donors Based on Ferritin Levels Impact of Individual Donor Assessment Deferral Changes on Donor HIV, HBV, HCV, and Syphilis Prevalence RBC Transfusions in Neonatal ICUs Above Restrictive Hb Thresholds Visit Transfusion News » Follows Facebook 14.7k Followers