Kari-Elise Tryggestad Codispoti, MD
Fellow, Department of Pathology, Johns Hopkins University School of Medicine, Baltimore, Maryland

Elsie Lee, MD
Assistant Professor of Pathology
Chief, Transfusion Service, Department of Pathology, The George Washington University Medical Center, Washington, DC

Upon completion of this activity, you will be able to:

• explain the difference between the partial D phenotype and conventional D phenotype.
• describe how most people with the partial D phenotype will present in routine practice.
• discuss the role reagent selection plays in identifying those with the partial D phenotype.
• discuss the clinical implications of the partial D phenotype in terms of transfusion management as well as prenatal and obstetric patient care.