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Test ID IL5P Interleukin 5, Plasma

Specimen Required

Collection Container/Tube: Lavender top (EDTA)

Submission Container/Tube: Plastic vial

Specimen Volume: 0.5 mL

Collection Instructions:

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

2. Centrifuge at 1,500 x g for 10 minutes and aliquot plasma.

3. Freeze specimen within 30 minutes.

Useful For

Evaluation of patients with disorders known to be associated with hypereosinophilia

Method Name

Electrochemiluminescence (ECL)

Reporting Name

Interleukin 5, P

Specimen Type

Plasma EDTA

Specimen Minimum Volume

0.3 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Plasma EDTA Frozen (preferred) 21 days
  Refrigerated  24 hours

Reference Values

≤1.0 pg/mL

Day(s) and Time(s) Performed

Thursday; 3 p.m.

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. This test has not been cleared or approved by the U.S. Food and Drug Administration.

CPT Code Information


LOINC Code Information

Test ID Test Order Name Order LOINC Value
IL5P Interleukin 5, P 33938-2


Result ID Test Result Name Result LOINC Value
36519 Interleukin 5, P 33938-2

NY State Approved