Hemolytic disease of the newborn (HDN)can occur if the mother:
A) Is Rh-positive and the fetus is Rh-negative
B) Is Rh-negative and the fetus is Rh-positive
C) Has type A blood and the fetus has type O
D) Has type AB blood and the fetus has type B

Question

Quizplus · Accepted Answer

HDN can occur only if antigens on fetal erythrocytes differ from antigens on maternal erythrocytes.Maternal-fetal incompatibility exists only if the mother and fetus differ in ABO blood type or if the fetus is Rh-positive and the mother is Rh-negative.This erythrocyte incompatibility does not exist in any of the other options.

Hemolytic Disease of the Newborn (HDN)can Occur If the Mother