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Antibody Screen (Indirect Coombs)
MessageFor Specimen Integrity during Extreme Weather see the “Lockbox Usage in Extreme Weather” document at the top of this page.
Test Code
IATT
Alias/See Also
795;
AB Screen;
Antibody Screen;
Antibody Screen (Coombs, Indirect);
Atypical Antibody Screen;
Atypical Antibody Screen and Titer;
Coombs Indirect;
Indirect Antiglobulin Test;
Indirect Coombs;
RBC Anti
AB Screen;
Antibody Screen;
Antibody Screen (Coombs, Indirect);
Atypical Antibody Screen;
Atypical Antibody Screen and Titer;
Coombs Indirect;
Indirect Antiglobulin Test;
Indirect Coombs;
RBC Anti
CPT Codes
86850
Preferred Specimen
1 full large (6 mL) K2EDTA (lavender top or pink top) or two full (3 mL) K2EDTA (lavender top) tube(s).
Pink Top recommended
Pink Top recommended
Minimum Volume
3 mL K2EDTA blood (lavender top or pink top) (1 full 3 mL tube or half filled 6 mL tube. 2 mL whole blood)
Instructions
Avoid hemolysis. Gently invert 10 times.
Transport Container
K2EDTA (lavender top) tube or K2EDTA (pink top) tube---not provided by CompuNet
Transport Temperature
Refrigerated
Specimen Stability
Room Temperature = n/a
Refrigerated = 3 days
Frozen = n/a
Refrigerated = 3 days
Frozen = n/a
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Rejected for gross hemolysis
Methodology
Tube
Setup Schedule
Sunday - Saturday
RFMVH
RFMVH
Report Available
1 day
Clinical Significance
This test is used to detect significant RBC antibodies.
Performing Laboratory
CompuNet Clinical Laboratories, LLC
2308 Sandridge Drive
Moraine, OH 45439
Last Updated: August 4, 2022