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Red Cross Antibody Investigation

Important Note

This is for MBMC Lab internal use only.  Blood Bank's Policy is to send to ARC if unable to identify antibody.  Contact patient for recollect as more samples are needed.  No need to contact provider.

Additional Codes

LAB8081

Performing Laboratory


American Red Cross

Methodology

MTS Gel/Manual Test Tube

The following tests may also be ordered and performed as part of antibody identification: special red cell antigen typing, antibody elution, antibody absorption, direct Coombs, and monospecific direct Coombs. These additional tests will determine or confirm antibody specificity and allo- vs. autoantibody.

Specimen Requirements

Specimen Type: Whole blood and Serum
Container/Tube: 2 Large Lavender top (EDTA) and 2 Large Red top tubes

Specimen Volume: 40 mL 

Collection Instructions: Label tube per Patient Identification and Specimen Labeling Policy and Procedure in Special Instructions.

Specimen Transport Temperature

Ambient

Day(s) Test Set Up

Monday through Sunday

Reference Values

Negative

If positive, 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. 

Test Classification and CPT Coding

86870 - Antibody identification

86860 - Antibody elution (if appropriate)

86880 x 2 - Antiglobulin, direct (if appropriate)

86905 - Each red cell antigen typing (if appropriate)

86978 - Absorption (if appropriate)

86906 - Rh phenotyping complete (if appropriate)