Interleukin-2 Receptor, Soluble




Test Mnemonic

SIL2R

CPT Codes

  • 83520 - QTY (1)

Aliases

  • IL-2R

Performing Laboratory

ARUP


Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
1 mLSerumSST (Gold) Frozen, CriticalCritical Frozen. Separate serum from cells ASAP or within 2 hours of collection, transfer into a standard aliquot tube and freeze. Separate specimens must be submitted when multiple tests are ordered.

Alternate Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
1 mLSerumNo additive (Red) Frozen, CriticalCritical Frozen. Separate serum from cells ASAP or within 2 hours of collection, transfer into a standard aliquot tube and freeze. Separate specimens must be submitted when multiple tests are ordered.

Minimum Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
0.4 mL     

Stability

Environmental Condition Description
AmbientAfter separation from cells: 30 minutes
RefrigeratedUnacceptable
FrozenAfter separation from cells: 1 year

Days Performed

Sun - Sat

Turnaround Time

2 - 5 days

Methodology

Name Description
Quantitative Multiplex Bead Assay 

Reference Range

Interleukin-2 Receptor, Soluble, Serum
Sex Age From Age To Type Range Range Unit
       Normal175.3 - 858.2pg/mL

Special Info

Critical frozen. Separate specimens must be submitted when multiple tests are ordered. Contaminated or heat-inactivated specimens will be rejected. Refrigerated specimens are unacceptable. This test is New York DOH approved.

Clinical Info

Cytokine levels may demonstrate diurnal variation. For longitudinal comparison, it is recommended that cytokine levels be determined at the same time of day. Results are to be used for research purposes or in attempts to understand the pathophysiology of immune, infectious, or inflammatory disorders.