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 

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

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

Which of the following is the preferred specimen for the compatibility testing in exchange transfusion therapy?

Which of the following phenotypes are NOT possible?

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 Lutheran antibody is IgG and results from immunization? 

A mother is group A, with anti-D in her serum. What would be the preferred blood product if an intrauterine transfusion is indicated? 

Which is true of the I system?

Paroxysmal cold hemoglobinuria (PCH) is associated with antibody specificity toward which of the following?