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Test Code LAB0206048 Strongyloides Antibody, IgG, Serum

Additional Codes

 

Mayo Test ID
STRNG

 

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Useful For

Screening for the presence of IgG-class antibodies to Strongyloides

 

This test is not useful for monitoring patient response to therapy as IgG-class antibodies to Strongyloides may remain detectable following resolution of infection.

Testing Algorithm

For more information see Parasitic Investigation of Stool Specimens Algorithm.

Method Name

Enzyme-Linked Immunosorbent Assay (ELISA)

Reporting Name

Strongyloides Ab, IgG, S

Specimen Type

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 a plastic vial.


Specimen Minimum Volume

0.4 mL

Specimen Stability Information

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

Reject Due To

Gross hemolysis Reject
Gross lipemia Reject
Gross icterus Reject
Heat inactivated specimen Reject

Reference Values

Negative

Reference values apply to all ages.

Interpretation

Positive:

IgG antibodies to Strongyloides were detected, suggesting current or past infection. False-positive results may occur with other helminth infections (eg, Trichinella, Taenia solium). Clinical correlation is required.

 

Negative:

No detectable levels of IgG antibodies to Strongyloides. Repeat testing in 10 to 14 days if clinically indicated.

Day(s) Performed

Monday, Wednesday, Thursday, Friday

Report Available

Same day/1 to 4 days

Specimen Retention Time

14 days

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

86682

LOINC Code Information

Test ID Test Order Name Order LOINC Value
STRNG Strongyloides Ab, IgG, S 34376-4

 

Result ID Test Result Name Result LOINC Value
STRNG Strongyloides Ab, IgG, S 80660-4

Forms

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