A female patient has had 3 previous pregnancies. Her first baby was healthy, the second was jaundiced at birth and required an exchange transfusion, and the third was stillborn. Which of the following is the most likely cause?

Anti-N is identified in a patient’s serum. If random crossmatches are performed on 10 donor units, how many would be expected to be compatible?

A patient’s record shows a previous anti-Jkb, but the current antibody screen is negative. What should be done? 

The process of separation of antibody from its antigen is known as: 

What is the most appropriate interpretation for the laboratory data given below when an Rh-negative woman has an Rh-positive child? Rosette fetal screen using enzyme-treated D+ cells mother’s sample: 20 rosette/3 fields positive control: 5 rosettes/3 fields negative control: no rosettes observed 

The Liley method of predicting the severity of hemolytic disease of the newborn is based on the amniotic fluid:

What 2 genes are involved in the P system? (Check 2 answers)

What action is happening in neutralization, where a soluble antigen is added to serum with the corresponding antibody?

A mother has the red cell phenotype D+ C+ E- c- e+ with anti-c in her serum. The father has the phenotype D+ C+ E- c+ e+. The baby is Rh negative and NOT affected with hemolytic disease of the fetus and newborn. What is the baby’s most probable Rh genotype?

Which descriptions matches a recessive inhibitor type Lu(a-b-)?