ABO Blood Group

Number of Antigens: 4

Gene: ABO
Transfusion Reaction: Yestypically causes an acute hemolytic transfusion reaction
Most deaths caused by blood transfusion are the result of transfusing ABO-incompatibleblood.

Hemolytic Disease of the Newborn: No or mild disease
HDN may occur if a group O mother has more than one pregnancy with a child with blood groupA, B, or AB. Most cases are mild and do not require treatment.


Antibodies:

Anti-A

Anti-B


Reference:

https://www.ncbi.nlm.nih.gov/books/NBK2267/