Which of the following methods is used to detect and identify the antibodies present in a patient's serum that can cause a hemolytic transfusion reaction?

A Indirect Coombs test ✓
B Direct Coombs test
C Cold agglutinin test
D Enzyme-linked immunosorbent assay (ELISA)

Explanation

The indirect Coombs test is used to detect and identify the antibodies present in a patient's serum that can cause a hemolytic transfusion reaction.

Source

Transfusion Medicine Textbook
Hematology Hematology: Blood Grouping and Crossmatching Hematology: Blood Grouping and Crossmatching Medium MEDICAL Confidence: high