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.
Aid in determination of the relative amount of anti-A or anti-B present in serum to evaluate an individual’s ability to mount an immune response. Most often performed on pediatric patients with recurrent infections.
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.
Lavender (K2EDTA), or Pink (K2EDTA).
Specimen PreparationInstructions for specimen prep before/after collection and prior to transport.
Do not freeze. Transport 14 mL whole blood. (Min: 6 mL)
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 or gel 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.
Normals are not applicable.
Interpretive Data
May include disease information, patient result explanation, recommendations, or details of testing.
Compliance Category
Standard
Note
Additional information related to the test.
Isohemagglutinin titers contain both IgM and IgG. Both IgG and IgM titers will be performed for this test. If only IgM or IgG titer is desired, order Isohemagglutinin Titer, IgG (2000271) or Isohemagglutinin Titer, IgM (2000270). Specimens are screened for antibodies; if positive, an antibody panel will be performed. Titers will be performed as indicated for specific blood groups. Additional charges will apply to antibody identification and titer testing.
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.
86900; if blood type is A add: 86886, 86941; if blood type is B, add: 86886, 86941; if blood type is O, add: 86886 x2, 86941 x2. If blood type is AB, no additional titers will be performed.
* 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.
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