Question

Which among the following blood transfusion is/are safe and will not result in mismatch?
1) Donor - AB, recipient O
2) Donor - O, recipient AB
3) Donor - AB, recipient AB
4) Donor - O, recipient O

Answer 1

• A person with blood group AB, is a universal recipient and can receive blood from person with any blood group. They have both A and B antigens but no antibodies.
• Person with blood group A, can receive blood from another person with blood group either A or O. They have antigen A and antibody B.
• Person with blood group B, can receive blood from anyone with either B or O blood group. They have antigen B and antibody A.
• People with blood group O lacks antigens but has both A and B antibodies. They can donate blood to people having any other blood group, hence are called universal donors. But O group recipient can recieve blood only from an O group donor.