YourDirectTest.com ▶

test directorySearch Results

Click here to search again.


Test Name:
Isohemagglutinin Titer, IgM


  • TMF No:
    44890
  • Performance Lab Name:
    ARUP Laboratories
  • Test Mnemonic:
    IRL ISO M
  • CPT Code:
    86900
  • Ref Lab Test No:
    2000270
  • Test Includes:

    ABO Blood Group

    Reflexive Testing:
    Only isohemagglutinin titers based on ABO blood group will be performed. Additional charges apply. If blood type is A, then Anti-B Titer is performed. If blood type is B, then Anti-A Titer is performed. If blood type is O, then Anti-A and Anti-B titers are performed. If blood type is AB, no titers will be performed.
    44895 zz.BILLONLY: Anti-A Titer, IgM
    44896 zz.BILLONLY: Anti-B Titer, IgM

  • Also Known As:
    Anti-A & B Titer; Anti-A Titer; Anti-B Titer; Isohemagglutinin Titer Anti-A, IgM; Isohemagglutinin Titer Anti-B, IgM
  • Also See:
    44891 Isohemagglutinin Titer, IgG and IgM
  • Spec Collect:
    Lavender top (EDTA) or Pink top (K2EDTA) tube. Mix by inverting tube 8 times.
  • Spec Process:
    Do not freeze red cells. Transport 7 mL whole blood in the original collection tube. (Min: 3 mL)
  • Spec Store Transport:
    Refrigerated.
  • Spec Stability:
    Room temperature: 72 hours
    Refrigerated: 1 week
    Frozen: Unacceptable
  • Spec Reject:
    Separator or gel tubes.
  • Methodology:
    Hemagglutination
  • Note:
    Only IgM isohemagglutinin titers based on ABO screening results will be performed for this test. If both IgG and IgM titers are desired, order Isohemagglutinin Titer, IgG & IgM (44891). 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.
  • Day Run:
    Mon-Fri
  • Time Reported:
    2-4 days
  • Test Type:
    BLOOD BANK