Eosinophil Cationic Protein
Test Mnemonic
EOSPRO
CPT Codes
- 83520 - QTY (1)
Aliases
- ECP
Performing Laboratory
ARUP
FDA Category
Laboratory Developed Test
Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 1 mL | Serum | SST (Gold) | Frozen | Collect blood by venipuncture using serum separator tube. Gently invert tube several times. Do not shake or vortex. Allow to clot at room temperature for 60 - 120 minutes, then centrifuge for 10 minutes (1000-1300 x g) at room temperature. Transfer 1 mL serum to standard aliquot tube. |
Minimum Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 0.25 mL |
Stability
| Environmental Condition | Description |
|---|---|
| Ambient | After separation from cells: 48 hours |
| Refrigerated | After separation from cells: 5 days |
| Frozen | After separation from cells: 30 days |
Days Performed
Sun
Turnaround Time
2 - 9 days
Methodology
| Name | Description |
|---|---|
| Fluorescent Enzyme Immunoassay (FEIA) |
Reference Range
| Eosin Cationic Prot | |||||
|---|---|---|---|---|---|
| Sex | Age From | Age To | Type | Range | Range Unit |
| Normal | < 17.8 | ug/L |
Special Info
Plasma is unacceptable. Hemolyzed specimens will be rejected.