A person with type A blood receiving a transfusion of type B or AB blood would have an ABO incompatibility reaction. In an ABO incompatibility reaction, your immune system attacks the new blood cells and destroys them. If you have type AB blood, you have both A and B antigens.

What happens if you mix 2 different blood types?

Hemolytic transfusion reactions can cause the most serious problems, but these are rare. These reactions can occur when your ABO or Rh blood type and that of the transfused blood do not match. If this happens, your immune system attacks the transfused red blood cells. This can be life-threatening.

Can blood type O and B make babies?

For example, two O blood type parents can produce a child with only O blood type. Two parents with A blood type can produce a child with either A or O blood types. Two parents with B blood type can produce a child with either B or O blood type .ABO Blood Type Calculator.Genotype (DNA)Blood TypeOOO blood type3 more rows

What blood type isnt compatible with O?

ABO incompatibility can occur only if a woman with type O blood has a baby whose blood is type A, type B, or type AB. If a baby is type O there wont be a problem with a negative immune response because type O blood cells dont have immune-response triggering antigens.

Which blood type is rarest?

AB negative Whats the rarest blood type? AB negative is the rarest of the eight main blood types - just 1% of our donors have it. Despite being rare, demand for AB negative blood is low and we dont struggle to find donors with AB negative blood.