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Test Name:
Salmonella typhi Antibodies


  • SBMF No:
    45141
  • Performance Lab Name:
    ARUP Laboratories
  • Test Mnemonic:
    WIDAL
  • ABN:
    Not required
  • CPT Code:
    86768x5
  • LOINC Code:
    19146-0; 19146-0; 13284-5; 13285-2; 57769-2
  • Ref Lab Test No:
    2001586
  • Test Includes:
    Salmonella typhi H type A Total Antibody
    Salmonella typhi H type B Total Antibody
    Salmonella typhi H type D Total Antibody
    Salmonella typhi O type D Total Antibody
    Salmonella typhi O type Vi Total Antibody
  • Also Known As:
    Widal (Salmonella) Agglutinins, DA
    Proteus
  • Also See:
    45389 Febrile Antibodies Panel
  • Spec Type:
    Serum
  • Spec Container:
    Gold top (SST) or red top (serum) tube
  • Pref Vol:
    1.0 mL
  • Min Vol:
    0.2 mL
  • Fasting:
    No
  • Spec Collect:
    Routine venipuncture
  • Spec Process:
    Clot 30 minutes
    Promptly centrifuge 15 minutes
    Immediately transfer serum to separate plastic tube
  • Spec Store Transport:
    Refrigerated
  • Spec Stability:
    After separation from cells:
    48 hours room temperature (20-30°C)
    2 weeks refrigerated (2-8°C)
    1 year frozen (-20°C) – Do not use frost-free units that undergo repeated freeze/thaw cycles
  • Spec Reject:
    Heat-inactivated, lipemic, contaminated, hemolyzed, icteric or turbid sample
  • Methodology:
    ImmunoDOT
  • Clinical Significance:
    Refer to:
    ARUP Consult | The Physician's Guide to Laboratory Test Selection and Interpretation
  • Reference Range:
    Salmonella typhi H type A Total Antibody
    Negative
    Salmonella typhi H type B Total Antibody
    Negative
    Salmonella typhi H type D Total Antibody
    Negative
    Salmonella typhi O type D Total Antibody
    Negative
    Salmonella typhi O type Vi Total Antibody
    Negative
  • Day Run:
    Mon-Fri
  • Time Reported:
    2-6 days
  • Test Type:
    INFECTIOUS ANTIBODY