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Test Name:
Interleukin 2 Receptor (Soluble), by MAFD
- SBMF No:
44817 - Performance Lab Name:
ARUP Laboratories - Test Mnemonic:
IL2R MAFD - ABN:
Required – Not FDA-Approved - CPT Code:
83520 - LOINC Code:
33939-0 - Ref Lab Test No:
0051529 - Also Known As:
IL-2R
IL2R
Interleukin-2R - Spec Type:
Serum - Spec Container:
Gold top (SST) or red top (serum) tube - Alt Spec Type:
Plasma - Alt Spec Container:
Green top (lithium heparin) tube - Pref Vol:
1.0 mL - Min Vol:
0.3 mL - Fasting:
No - Spec Collect:
Routine venipuncture - Spec Process:
Serum sample tubes, clot 30 minutes
Promptly centrifuge 15 minutes
Immediately transfer serum or plasma to separate plastic tube and freeze - Spec Store Transport:
Frozen - Spec Stability:
After separation from cells:
30 minutes room temperature (20-30°C)
Refrigerated (2-8°C): Unacceptable
1 year frozen (-20°C) – Do not use frost-free units that undergo repeated freeze/thaw cycles - Spec Reject:
Heat-inactivated, refrigerated, or contaminated sample - Spec Remarks:
CRITICAL FROZEN – Separate samples must be submitted when multiple tests are ordered
Separate serum or plasma from cells ASAP - Methodology:
Multi-Analyte Fluorescence Detection (MAFD) - Clinical Significance:
Refer to:
- Reference Range:
- Interleukin 2 Receptor (Soluble) by MAFD
- 0-1033 pg/mL
- Interpretive Data:
- Results are to be used for research purposes or in attempts to understand the pathophysiology of immune, infectious, or inflammatory disorders.
- Additional Test Info:
This test was developed and its performance characteristics determined by ARUP Laboratories. The U.S. Food and Drug Administration has not approved or cleared this test; however, FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions. - Day Run:
Mon, Wed, Fri - Time Reported:
2-5 days - Test Type:
IMMUNOLOGY
