Search our extensive Laboratory Test Directory to find test codes, ordering recommendations, specimen stability information, Test Fact Sheets, and more.
Recommendations when to order or not order the test. May include related or preferred tests.
Detect the presence of unexpected antibodies directed against red blood cell antigens for use in pretransfusion testing, organ/tissue transplantation, evaluation of transfusion reactions, and to determine the risk for hemolytic disease of the fetus and newborn (HDFN).
New York DOH Approval Status
Indicates whether a test has been approved by the New York State Department of Health.
This test is New York state approved.
Specimen Required
Patient PreparationInstructions patient must follow before/during specimen collection.
CollectSpecimen type to collect. May include collection media, tubes, kits, etc.
Plain Red AND Lavender (K2EDTA) or Pink (K2EDTA).
Specimen PreparationInstructions for specimen prep before/after collection and prior to transport.
Do not freeze. Transport 10 mL whole blood (Plain Red) AND 5 mL whole blood (EDTA). (Min: 7 mL (Plain Red) and 3 mL (EDTA)) Pediatric: Transport 1 mL whole blood (Plain Red) AND 0.5 mL whole blood (EDTA). (Min: 1 mL (Plain Red) and 0.5 mL (EDTA))
Storage/Transport TemperaturePreferred temperatures for storage prior to and during shipping to ARUP. See Stability for additional info.
Refrigerated.
Unacceptable ConditionsCommon conditions under which a specimen will be rejected.
Separator tubes.
RemarksAdditional specimen collection, transport, or test submission information.
StabilityAcceptable times/temperatures for specimens. Times include storage and transport time to ARUP.
Expected turnaround time for a result, beginning when ARUP has received the specimen.
1-3 days
Reference Interval
Normal range/expected value(s) for a specific disease state. May also include abnormal ranges.
Negative
Interpretive Data
May include disease information, patient result explanation, recommendations, or details of testing.
Compliance Category
FDA
Note
Additional information related to the test.
Panel identification will be performed on all positive specimens at an additional charge. Positive screens are reflexed: Female 15-45 years are reflexed to Antibody Identification, RBC (Prenatal Only) (ARUP test code 0013005) All other Positive Screens are reflexed to Antibody ID Package (IRL) (ARUP test code 0013003)
Hotline History
N/A
CPT Codes
The American Medical Association Current Procedural Terminology (CPT) codes published in ARUP's Laboratory Test Directory are provided for informational purposes only. The codes reflect our interpretation of CPT coding requirements based upon AMA guidelines published annually. CPT codes are provided only as guidance to assist clients with billing. ARUP strongly recommends that clients confirm CPT codes with their Medicare administrative contractor, as requirements may differ. CPT coding is the sole responsibility of the billing party. ARUP Laboratories assumes no responsibility for billing errors due to reliance on the CPT codes published.
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Connect Sign In
