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 Cryopreserved vs. Standard Platelets for Surgical Bleeding Phosphatidylserine and Phosphatidylethanolamine Levels on RBCs Important for Transfusion Outcomes Blood Donation and Improved Cardiometabolic Health Mitochondrial DNA Acts as a “First Hit” for Antibody-Mediated TRALI Liberal or Restrictive Transfusion Thresholds for Surgery Patients with High Cardiac Risk Visit Transfusion News » Follows Facebook 0 Followers