FFTUM - Specimen: Tumor Necrosis Factor-Alpha, Highly Sensitive

Test Catalog

Test Name

Test ID: FFTUM    
Tumor Necrosis Factor-Alpha, Highly Sensitive

Specimen Type Describes the specimen type validated for testing

Serum Red

Specimen Required Defines the optimal specimen. This field describes the type of specimen required to perform the test and the preferred volume to complete testing. The volume allows automated processing, fastest throughput and, when indicated, repeat or reflex testing.

Specimen Type: Serum

Container/Tube: Red

Specimen Volume: 1 mL

Collection Instructions: Collect blood in red-top vacutainer containing no additives. Allow blood to clot (10 - 15 minutes) at room temperature. Centrifuge and separate the serum from the cells. Transfer 1.0 mL serum to clean plastic vial, and 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.

Specimen Minimum Volume The amount of sample necessary to provide a clinically relevant result as determined by the Laboratory.

0.5 mL

Reject Due To Identifies specimen types and conditions that may cause the specimen to be rejected


Mild OK; Gross Reject


Warm reject; Cold reject


Mild OK; Gross Reject


Mild OK; Gross Reject


SST tube

Specimen Stability Information Provides a description of the temperatures required to transport a specimen to the laboratory. Alternate acceptable temperatures are also included.

Specimen TypeTemperatureTime
Serum RedFrozen270 days