Isohemagglutinin Titer

Test ID: 

705173

CPT code:

86940

Synonyms:

Anti-A Titer

Anti-B Titer

Isoagglutinins

Clinical Use:

Determine the titer of isohemagglutinins (anti-A and/or anti-B) in serum; the absence of expected isohemagglutinins may suggest an immunological deficiency. This test is not recommended for the determination of immunodeficiency. Dependent upon a variety of factors, normal titers are >1:8.

Specimen Type:

Whole blood

Requested Volume: 

4 mL

Minimum Volume: 

3 mL

Container Type: 

Lavender-top (EDTA) tube

Storage Instructions:

Refrigerate.

Expected Turnaround Time:

1 to 2 Days

Rejection Criteria

Gross hemolysis; bacterial or other contamination