Trypanosoma cruzi Antibody, IgM

Sunquest Code:TCRUM  
Epic Code:LAB6049Epic Name:Trypanosoma cruzi Antibody, IgM
Methodology:Indirect fluorescent antibody
Turnaround Time:Specimens are sent to reference laboratory Mon-Sat; results are reported in 1-8 days.
Special Instructions:Parallel testing is preferred. Label samples as acute or convalescent. Convalescent specimens must be received within 30 days from receipt of the acute specimens.

This test was developed and its performance characteristics determined by ARUP Laboratories. It has not been cleared or approved by the U.S. Food and Drug Administration. This test was performed in a CLIA certified laboratory and is intended for clinical purposes.

Collection Instructions

Optimal Volume:2 mL
Minimum\Peds Volume:0.6 mL
Container:Red or gold (gel) (Red (no gel))
Causes for Rejection:Plasma, heat-inactivated, hemolyzed, icteric, lipemic, or turbid specimens.

Processing and Shipping

Specimen Processing:Within 2 hours of collection, centrifuge and aliquot 1 mL, 0.2 mL minimum. Store in refrigerator.
Shipping Instructions:Ship at refrigerated temperature.
Stability:After separation from cells: 48 hours at room temperature; 2 weeks refrigerated; 1 year frozen.
Test Performed at or Referral Lab Lab Sendouts  (ARUP)
Referral Lab number:51075


Reference Range:

Less than 1:16

Negative: No significant level of Trypanosoma cruzi IgM antibody detected.

1:16 or greater

Positive: IgM antibodies to Trypanosoma cruzi detected, which may suggest current or recent infection.



Use:ARUP intends the use of this assay for clinical diagnosis. This assay should not be used for blood donor screening or associated re-entry protocols, or for screening Human Cell and Cellular Tissue-Based Products (HCT/Ps).

Click HERE to Report test errors or omissions.
*If no email program is associated with this computer, please contact: for TestID: 3986"