Lab Test

Trypanosoma cruzi Total Antibody, Enzyme-Linked Immunosm

Chagas Disease, Tcruzi IgG Ab, Trypanosoma cruzi Total Antibody, IgG

Test Codes

EPIC: LAB1230859, Beaker: XTCRG, MAYO: CHAGS

Department

Send Outs

Specimen Collection Criteria

Collect (preferred specimen): One Gold-top SST tube.
Also acceptable: One plain Red-top tube.

Physician Office/Draw Specimen Preparation

Let specimen clot 30-60 minutes then centrifuge to separate serum from cells within two hours of collection. Transfer serum to a plastic transport tube and freeze (-20°C or -4°F or below).

Preparation for Courier Transport

Transport: 0.7 mL serum, frozen (-20°C or -4°F or below). (Minimum: 0.6 mL)

Rejection Criteria

  • Plasma
  • Hemolyzed specimens.
  • Lipemic specimens.
  • Specimens not collected and processed as indicated.

In-Lab Processing

Let specimen clot 30-60 minutes then centrifuge to separate serum from cells within two hours of collection. Transfer serum to a plastic transport tube and refrigerate (2-8°C or 36-46°F).

Transport: 0.7 mL serum, freeze (-20°C or -4°F or below). (Minimum: 0.6 mL)

Storage

Specimen Stability for Testing:

Room Temperature (20-26°C or 68-78.8°F): Unacceptable
Refrigerated (2-8°C or 36-46°F): Unacceptable
Frozen (-20°C/-4°F or below): 14 days

Specimen Storage in Department Prior to Disposal:

Specimen retention time is determined by the policy of the reference laboratory. Contact the Send Outs Laboratory with any questions.

Laboratory

Sent to Mayo Clinic Laboratories in Rochester, MN.

Performed

Monday.
Results available in 2-9 days.

Reference Range

By report.

Test Methodology

Semi-quantitative. Enzyme-Linked Immunosorbent Assay.

CPT Codes

86753

Contacts

Last Updated

1/8/2025

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