LearnTransfusion Seminar

Journal Club: The blood bank’s approach to the weak D phenotype in the peripartum: what can we do better?


Event details

Presented by

Dr. Heather VanderMeulen
Transfusion Medicine Physician Trainee
University of Toronto, Toronto

Learning objectives

  1. Review the epidemiology and clinical significance of D variants in the perinatal period
  2. Summarize the current guidelines available to direct the management of the weak D phenotype in pregnancy/newborns
  3. Highlight variability in practice and critical areas requiring standardization


  1. Obstetric and Newborn Weak D-Phenotype RBC Testing and Rh Immune Globulin Management Recommendations: Lessons From a Blinded Specimen-Testing Survey of 81 Transfusion Services.  Ramsey G, Park YA, Eder AF, Bobr A, Karafin MS, Karp JK, King KE, Pagano MB, Schwartz J, Szczepiorkowski ZM, Souers RJ, Thomas L, Delaney M.  Arch Pathol Lab Med. 2023 Jan 1;147(1):71-78. doi: 10.5858/arpa.2021-0250-CP.  PMID: 35486492.


Note: The session is a self-approved group learning activity (Section 1) as defined by the Maintenance of Certification program of The Royal College of Physicians and Surgeons of Canada.




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To be added to the distribution list for the LearnTransfusion series, send an email to learn.transfusion@blood.ca  with “Weekly Transfusion Medicine Seminars” in the subject line. Include your name and complete e-mail address in the body of the e-mail and confirm that you would like to be added to the distribution list for the LearnTransfusion series. You will then receive weekly email notifications of upcoming series events with details on how to join the webinars (e.g.,  link to register for the webinar).

The LearnTransfusion series is the seminar component of the Areas of Focused Competency (AFC)-Diploma Program in Transfusion Medicine. The series, organized by Canadian Blood Services, is also open to all practitioners in the field of Transfusion Medicine. Through a series of regular webinars, trainees and practitioners are exposed to various scientific, technical and clinical aspects of transfusion medicine.