How Does Hemolytic Disease of the Newborn (HDN)cause Acquired Congenital

question 13

Multiple Choice

How does hemolytic disease of the newborn (HDN) cause acquired congenital hemolytic anemia?

• A) HDN develops when hypoxia or dehydration cause the erythrocytes to change shapes,which are then recognized as foreign and removed from circulation.
• B) HDN is an alloimmune disease in which the mother's immune system produces antibodies against fetal erythrocytes,which are recognized as foreign and removed from circulation.
• C) HDN develops when the polycythemia present in fetal life continues after birth causing the excessive number of erythrocytes to be removed from circulation.
• D) HDN is an autoimmune disease in which the fetus' immune system produces antibodies against fetal erythrocytes,which are recognized as foreign and removed from circulation.

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