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Test Code SIL2R Interleukin-2 Receptor Alpha soluble, Plasma


Ordering Guidance


If this test is ordered with CYPAN / Cytokine Panel, Plasma, this test will be canceled as duplicate and CYPAN performed as ordered.

 

If this test is ordered with CYTH1 / T-Helper Cell Type 1 Cytokine Panel, Plasma, this test will be canceled as duplicate and CYTH1 performed as ordered.



Specimen Required


Supplies: Sarstedt Aliquot Tube, 5 mL (T914)

Collection Container/Tube: Lavender-top (EDTA)

Submission Container/Tube: Plastic vial

Specimen Volume: 0.5 mL

Collection Instructions:

1. Immediately after specimen collection, place tube on wet ice.

2. Centrifuge at 4° C, 1500 x g for 10 minutes.

3. Aliquot plasma into plastic vial.

4. Freeze specimen within 2 hours of collection.

Additional Information:

If a refrigerated centrifuge is not available, it is acceptable to use a room temperature centrifuge, provided the sample is kept on ice before centrifugation and is frozen immediately afterward.


Specimen Type

Plasma EDTA

Specimen Minimum Volume

0.3 mL

Specimen Stability Information

Specimen Type Temperature Time
Plasma EDTA Frozen 21 days

Reject Due To

Gross hemolysis Reject
Gross lipemia Reject
Gross icterus Reject
Heat-treated specimen Reject

Reference Values

<18 years: Not established

≥18 years: <959 pg/mL

Day(s) Performed

Thursday

Report Available

2 to 8 days

Specimen Retention Time

14 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

CPT Code Information

83520