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Eosinophil Cationic Protein (ECP)
3000537
Ordering Recommendation

Monitor inflammation caused by asthma. Optimize corticosteroid treatment in asthmatic patients.

Mnemonic
EC PROT
Methodology
Quantitative Fluorescent Enzyme Immunoassay
Performed
Sunday
Reported
1-8 days
New York DOH Approval Status
This test is New York DOH approved.
Submit With Order
ARUP Consult®
Disease Topics
Specimen Required
Patient Preparation
 
Collect
Serum separator tube (SST). 
Specimen Preparation
Collect blood by venipuncture using Serum separator tube (SST). Gently invert the tube several times. Do not shake or vortex the tube. Release ECP by clotting for 60-120 minutes at room temperature (20-24° C). Centrifuge at 1000-1300 x g for 10 minutes at room temperature. Transfer 1ml of serum to an ARUP Standard Transport Tube (Min: 0.25 mL) 
Storage/Transport Temperature
Frozen, Also acceptable; Refrigerated 
Unacceptable Conditions
Plasma, hemolyzed, lipemic and icteric serum cannot be used. 
Remarks
 
Stability
After separation from cells; Ambient: 48 hours, Refrigerated: 5 Days, Frozen: 30 Days 
Reference Interval
Less than 17.8 ug/L
Interpretive Data
Test developed and characteristics determined by ARUP Laboratories. See Compliance Statement B: aruplab.com/CS

Compliance Statement B: For laboratory developed tests not using a RUO kit, and for FDA approved, cleared or 510(k) exempt assays with alterations. 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.

Note
Hotline History
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Components
Component Test Code*Component Chart NameLOINC
3000538Eosinophil Cationic Protein25638-8
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases