Tumor Necrosis Factor

Centralized Core Laboratory:Chemistry

Test ID/Workstation: TUMNF MAYO

Specimen Type: Blood

Tube Type: Red top (no additive) tube

Collection Volume: 2.5mL (minimum 1.25mL)

Storage: Frozen

Availability: Sent to reference lab, Days performed: Tues

Methodology: Enzyme Linked Immunosorbent Immunoassay

Special Instructions: Allow blood to clot 10-15 minutes, centrifuge, and separate serum from cells. Freeze ASAP.



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

OC Power Word: LTUMORNF

Lab/Phone: 330-543-8418

TAT: 4-12 days

Additional Info: Reference range: 1.2-15.3 pg/mL

CPT Code: 83520

Synonyms: Cachectin

Requisition Form
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330-543-1000 (operator)

330-543-2000
(8 a.m.-4:30 p.m.)

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