Glossary: Kleihauer-Betke Test

Glossary Kleihauer-Betke Test A somewhat crude laboratory test used to screen maternal blood samples for the presence of fetal red blood cells. The “K-B” test, as it is known, takes advantage of the fact that baby RBCs are generally rich in hemoglobin F,...

Glossary: Weak D Phenotype

Glossary Weak D Phenotype The main Rh antigen (the one that determines whether a person is “Rh-positive” or “Rh-negative”) is known to blood bankers as the “D” antigen. Most D-positive (“Rh-positive”) people express the...

Pin It on Pinterest