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Test Code TRCNG Trichinella Antibody, IgG, Serum


Specimen Required


Collection Container/Tube:

Preferred: Serum gel

Acceptable: Red top

Submission Container/Tube: Plastic vial

Specimen Volume: 0.5 mL

Collection Instructions: Centrifuge and aliquot serum into plastic vial.


Useful For

As an adjunct in the diagnosis of trichinosis

Method Name

Enzyme-Linked Immunosorbent Assay (ELISA)

Reporting Name

Trichinella Ab, IgG, S

Specimen Type

Serum

Specimen Minimum Volume

0.4 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Serum Frozen (preferred) 30 days
  Refrigerated  5 days

Reference Values

Negative

Reference values apply to all ages.

Interpretation

Positive:

Results are suggestive of current or past infection with Trichinella spiralis. Results should be used in conjunction with clinical, epidemiologic and other laboratory tests to diagnose current infection.

 

Borderline:

Recommend follow-up testing in 10 to 14 days if clinically indicated

 

Negative:

No antibodies to Trichinella spiralis detected. Repeat testing in 2 to 3 weeks if clinically indicated.

Clinical Reference

1. Grove DI: Tissue nematodes. In: Mandell GL, Bennett JE, Dolin R, eds. Principles and Practice of Infectious Diseases. Vol 2. 4th ed. Churchill Livingstone; 1995:2531-2537

2. Pasternack MS: Myositis and myonecrosis. In: Bennett JE, Dolin R, Blaser MJ, eds. Mandell, Douglas, and Bennett's Principles and Practice of Infectious Diseases. 9th ed. Elsevier; 2020:1307-1316

Day(s) Performed

Thursday

Report Available

1 to 7 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Test Classification

This test has been cleared, approved, or is exempt by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.

CPT Code Information

86784

LOINC Code Information

Test ID Test Order Name Order LOINC Value
TRCNG Trichinella Ab, IgG, S 6563-1

 

Result ID Test Result Name Result LOINC Value
TRCNG Trichinella Ab, IgG, S 19253-4

Forms

If not ordering electronically, complete, print, and send an Infectious Disease Serology Test Request (T916) with the specimen.