Rh incompatibility occurs in fewer than 10% of pregnancies and rarely causes hemolytic disease of the newborn in the first incompatible fetus.

Question

Quizplus · Accepted Answer

Rh incompatibility is uncommon and typically does not affect the first pregnancy because the mother's immune system has not yet been sensitized to produce antibodies against the Rh-positive blood cells of the fetus.

Rh Incompatibility Occurs in Fewer Than 10% of Pregnancies and Rarely