Tumor Necrosis Factor-Alpha

Label Mnemonic:	TNF
Epic code:	LAB4216
Downtime form:	Doctor/Provider Orders - Pathology Core and Specialty Care Nursery

Commercial Mailout Laboratory
6240-8 RCP
356-8593

Specimen(s):

Serum

Specimen Instructions:

Additional specimens must be submitted when multiple tests are ordered.

Collection Medium:

Red top tube 5 mL (Clot Activator)

Minimum:

Preferred Minimum: 1 mL serum
Absolute Minimum: 0.4 mL serum

Rejection Criteria:

Heat-inactivated, refrigerated or contaminated specimens.

Delivery Instructions:

Deliver to laboratory immediately after collection. Critical frozen.

Turn Around Time:

1–4 days upon receipt at reference laboratory

Reference Range:

11.5 pg/mL or less

Note: Cytokine levels may demonstrate diurnal variation. For longitudinal comparison, it is recommended that cytokine levels be determined at the same time of day.

Interpretive Data:

Results are used to understand the pathophysiology of immune, infectious, or inflammatory disorders, or may be used for research purposes.

Methodology:

Quantitative Multiplex Bead Assay

CPT Code:

83520

See Additional Information:
Specimens Requiring Immediate Delivery