Principle:
Based on recent cases of rare phenotypes in the Rh system, we will proactively detect such patients and donors most likely for this.
Policy:
Extended Rh (C, c, E, e) and Kell (K1) typing should be done on all donors and patients meeting the any of the following criteria:
- D-negative phenotype
- Patients with positive antibody screens
References:
Standards for Blood Banks and Transfusion Services, AABB, Current Edition, Bethesda, MD, USA
