ARUP's Laboratory Test Directory

Trypanosoma cruzi Antibody, IgM : 0051075

Mnemonic: CHAGAS M

Methodology: Indirect Fluorescent Antibody
Performed: Wed
Reported: 1-8 days
Specimen Required: Collect: One 4 mL serum separator tube.

Storage/Transport Temperature: 1 mL serum at 2-8°C. (Min: 0.05 mL) Submit specimen in an ARUP Standard Transport Tube.

Remarks: Ambient and frozen specimens are also acceptable. Separate serum from cells ASAP. Acute and convalescent specimens must be labeled as such; parallel testing is preferred and convalescent specimens must be received within 30 days of the acute specimens. Please mark specimen plainly as "acute" or "convalescent."

Unacceptable Conditions: Plasma. Lipemic, hemolyzed, icteric, turbid, bacterially contaminated, or heat-inactivated specimens.

Stability (collection to initiation of testing): After separation from cells: Ambient: 2 days; Refrigerated: 2 weeks; Frozen: 1 year
Reference Interval:
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.
Interpretive Data: 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).

Please refer to Statement A in the Compliance Statements section in the front of the Laboratory Test Directory.
CPT Code(s): 86753
Cross References: Chagas Antibody, IgM
 
 

 

 

 
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