Glossary DHQ Abbreviation for Donor History Questionnaire, the AABB-developed standard set of donor history questions and associated information in the United States. Back to Glossary List 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 Iron Supplementation for Blood Donors Based on Ferritin Levels Visit Transfusion News » Follows Facebook 0 Followers