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Test Code IL1B Interleukin-1 Beta, 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.



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:

1. Plasma for this test cannot be shared with other tests. Submit specimen for this test in its own vial.

2. This test cannot be added on to a previously collected specimen.


Useful For

Measuring the concentration of interleukin-1 beta in plasma

 

Evaluating patients experiencing inflammatory conditions, autoinflammatory disorders, and infection

Method Name

Bead-Based Multiplex Immunoassay

Reporting Name

IL-1 Beta, P

Specimen Type

Plasma EDTA

Specimen Minimum Volume

0.3 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Plasma EDTA Frozen 21 days

Reference Values

<18 years: Not established

≥18 years: <20.0 pg/mL

Day(s) Performed

Tuesday

Report Available

2 to 8 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Test Classification

This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.

CPT Code Information

83520

LOINC Code Information

Test ID Test Order Name Order LOINC Value
IL1B IL-1 Beta, P 13629-1

 

Result ID Test Result Name Result LOINC Value
622327 IL-1 beta 13629-1