Test Overview
Test Methodology

Solid phase, two site chemiluminescent immunometric assay.

Test Details
Days Set Up
Monday - Friday
Analytic Time

2 days

Soft Order Code
CSL2R
MiChart Code
Soluble IL-2R (Sendout)
Synonyms
  • Soluble CD25
  • Soluble IL2R
  • Interleukin 2R
Laboratory
Sendout
Reference Laboratory
Cincinnati Children's Hospital Diagnostic Immunology Laboratory #2904000
Section
Special Testing
Specimen Requirements
Collection

Collect specimen in a lavender top tube. Centrifuge, aliquot plasma into a plastic vial and freeze. If sending whole blood, collect Monday - Thursday only. Send intact EDTA whole blood at room temperature. Must be received by Cincinnati Children's Hospital within 24 hours of collection.

Special Handling

Change in preferred specimen type- please DO spin and freeze plasma, it extends the stability time. Ambient whole blood is acceptable ONLY if it will reach Cinci within 24 hrs.

Normal Volume
3 mL EDTA whole blood
Minimum Volume
1 mL EDTA whole blood
Storage Temperature
Frozen plasma preferred, as it extends the stability, and can be collected any day of the week. Ambient whole blood is acceptable ONLY if it will reach Cinci Within 24 hours
Additional Information

Test sent to Cincinnati Children's Hospital, Diagnostic Immunology Laboratory

Billing
CPT Code
83520
Fee Code
AA699
NY State Approved
No