Tumor Necrosis Factor-Alpha, Highly Sensitive

Test Code

34485

CPT Code(s)

83520

Test Code

34485

CPT Code(s)

83520

Not offered in Quest Diagnostics Nichols Institute (IFD) – San Juan Capistrano. Please provide SERVICE AREA INFORMATION to find available tests you can order.

In-home collection is not available in your area through Quest Mobile.

Clinical Significance

Tumor Necrosis Factor-Alpha, Highly Sensitive - Test is for research use only, and is for use in patients previously diagnosed with T-cell lymphoma.

Test Resources

None found for this test
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Test Details

Methodology

Immunoassay (IA)

Assay Category

This test was performed using a kit that has not been cleared or approved by the FDA. The analytical performance characteristics of this test have been determined by Quest Diagnostics. This test should not be used for diagnosis without confirmation by other medically established means.

Reference Range(s)

0.56-1.40 pg/mL

Alternative Name(s)

Cachectin,TNF Alpha HS,Cytokine, TNF Alpha HS

LOINC® Codes, Performing Laboratory

Service Area must be determined

Methodology

Immunoassay (IA)

Assay Category

Reference Range(s)

0.56-1.40 pg/mL

Alternative Name(s)

Cachectin,TNF Alpha HS,Cytokine, TNF Alpha HS

LOINC® Codes, Performing Laboratory

Service Area must be determined

Preferred Specimen(s)

1 mL serum collected in a red-top tube (no gel)

Minimum Volume

0.5 mL

Collection Instructions

Collect blood in a red-top tube (no gel). Allow blood to clot (10-15 minutes) at room temperature. Centrifuge and separate the serum from the cells. Transfer the serum to a clean 12x75 mm tube. Freeze as soon as possible.

Note: Cytokine levels may demonstrate diurnal variation. Recommend cytokine levels be determined at the same time of day for improved longitudinal comparison.

Transport Container

Transport tube

Transport Temperature

Frozen

Specimen Stability

Room temperature: Unacceptable
Refrigerated: Unacceptable
Frozen: 9 months

Reject Criteria

Gross hemolysis • Grossly lipemic • Serum separator tube (SST) • Grossly icteric

Setup Schedule

Service Area must be determined

Preferred Specimen(s)

1 mL serum collected in a red-top tube (no gel)

Minimum Volume

0.5 mL

Collection Instructions

Transport Container

Transport tube

Transport Temperature

Frozen

Specimen Stability

Room temperature: Unacceptable
Refrigerated: Unacceptable
Frozen: 9 months

Reject Criteria

Gross hemolysis • Grossly lipemic • Serum separator tube (SST) • Grossly icteric

Setup Schedule

Service Area must be determined

Not offered in Quest Diagnostics Nichols Institute (IFD) – San Juan Capistrano. Please provide SERVICE AREA INFORMATION to find available tests you can order.

In-home collection is not available in your area through Quest Mobile.

Test Details

Clinical Significance

Test Resources

Reference ranges are provided as general guidance only. To interpret test results use the reference range in the laboratory report.

The CPT codes provided are based on AMA guidance and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.

This material contains content from LOINC® (http://loinc.org). The LOINC Table, LOINC Table Core are copyright © 1995-2019, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee and is available at no cost under the license at http://loinc.org/license.

The tests listed by specialty and category are a select group of tests offered. For a complete list of Quest Diagnostics tests, please adjust the filter options chosen, or refer to our Directory of Services.