IAT

Message

Indirect Antiglobulin Test; Antibody Screen; Indirect Coombs Test

Test Code

NMCP Blood Bank

Alias/See Also

IAT

CPT Codes
86850

Includes

Includes antibody ID if antibody screen is positive

Preferred Specimen

EDTA Plasma

Minimum Volume

3 mL

Other Acceptable Specimens

Purple Top/EDTA

Transport Container

Pink Top/EDTA Tube

Transport Temperature

Room Temperature

Specimen Stability

7 Days Refrigerated

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Hemolyzed Specimens

Methodology
Manual Tube Testing/Automated Provue

Clinical Significance

To access if patient has unexpected RBC antibodies

Performing Laboratory
NMC Portsmouth Transfusion Service

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.