Trypanosoma cruzi Antibody, IgM


Sunquest Code:TCRUM  
Epic Code:LAB6049Epic Name:Trypanosoma cruzi Antibody, IgM
Synonyms:Chagas
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.
Compliance:

Analyte Specific Reagent. This test was developed and its performance characteristics determined by ARUP Laboratories. The U. S. Food and Drug Administration has not approved or cleared this test; however, the FDA has determined that such clearance or approval is not necessary.



Collection Instructions

Specimen:Blood
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


Interpretive

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).


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