What is the primary purpose of performing an autocontrol test in blood banking?

A To detect the presence of residual white blood cells
B To identify the ABO blood group of the donor
C To check for the presence of autoantibodies in the patient's serum ✓
D To verify the potency of the anticoagulant used in blood collection

Explanation

The autocontrol test is used to check for the presence of autoantibodies in the patient's serum, which can help identify potential hemolytic reactions.

Source

AABB Technical Manual
Hematology Hematology: Blood Grouping and Crossmatching Hematology: Blood Grouping and Crossmatching Medium MEDICAL Confidence: high