RBC Antibody Screen

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Also known as: Indirect Antiglobulin Test; IAT; Indirect Coombs Test; Indirect Anti-human Globulin Test; Antibody Screen
Formal name: Red Blood Cell Antibody Screen
Related tests: Direct Antiglobulin Test; Blood Typing; RBC Antibody Identification; Type and Screen; Crossmatch

At a Glance

Why Get Tested?

To detect antibodies directed against red blood cell antigens

When to Get Tested?

When preparing for a blood transfusion; during pregnancy and at delivery.

Sample Required?

The test is performed on a sample of blood obtained from a vein in the arm using a needle. This is a process which may be referred to as ‘venepuncture’.

Test Preparation Needed?

None