Search All

Lab Test Dictionary

Tumor Necrosis Factor-Alpha, Highly Sensitive (34485)

Methodology

Immunoassay (IA)

Synonyms

Cachedctin; TNF-Alpha, HS; Alpha-Tumor Necrosis Factor; Cytokine

Specimen Type

Serum

Performing Lab

Quest Diagnostics San Juan Capistrano

Epic ID

LAB01076

Lab Test Days

Monday

Standard TAT

1-4 Days

Collection Information

Specimen Required

1-2 mL Blood

Container Type

Red Top (No Additive)

Processing Information - Lab Use Only

Transport Temperature

Frozen-Only

Specimen Stability

Room Temp: Unacceptable; Refrigerated: Unacceptable; Frozen: 9 Months

Rejection Criteria

Gross hemolysis; Grossly lipemic; Grossly icteric; Serum Separator Tube (SST)

Test Volume Required

1 mL Serum

Minimum Test Volume

0.5 mL Serum

Processing Instructions

Separate serum from cells and freeze immediately.

Comments

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