Antibody Identification, Erythrocytes

Test Code

215

CPT Codes
86870-Antibody identification; 86971-Pretreatment of RBCs for use in RBC antibody identification; incubation with enzymes, each

Preferred Specimen

EDTA whole blood and plain whole blood are required

Pink-top (EDTA) tube and a plain, red-top tube
Serum gel tube is not acceptable

Minimum Volume

Full tubes of whole blood

Instructions

Label specimen with patient’s full name, hospital and Blood Bank identification numbers, date and time of draw, and user name of phlebotomist

Transport Temperature

Refrigerate

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

Serum gel tube is not acceptable

Setup Schedule

Monday through Sunday

Reference Range

Antibodies will be identified and corresponding special red cell antigen typing on patient’s red blood cells will be performed.
A consultation service is offered, at no charge, regarding the clinical relevance of red cell antibodies

Clinical Significance

Used to identify unexpected antibodies found in the serum, coating patient’s cells, or both. This test is performed on all patients with a positive direct Coombs’ test who have been transfused in the last 2 weeks, who have incompatible crossmatch, or a positive antibody screen.

Performed By
CoxHealth

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.