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Urine Eosinophils
MessagePerformed in the Hematology Laboratory x5475, 76
Test Code
UEO
CPT Codes
87205
Preferred Specimen
Urine
Minimum Volume
1 mL
Transport Container
Plastic, Leakproof Container with screw cap.
Transport Temperature
Store refrigerated until transported to laboratory
Specimen Stability
Stable refrigerated for 6 hours
Stable for 1 hour unrefrigerated
Stable for 1 hour unrefrigerated
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Sample too old for testing (see above)
Methodology
Manual stain and differential
Setup Schedule
24/7
Limitations
Samples with extremely high or low pH can result
in lysis of eosinophils resulting in falsely low
eosinophil counts.
in lysis of eosinophils resulting in falsely low
eosinophil counts.
Reference Range
< 1%
Clinical Significance
| >2 eos, Consider allergic interstitial nephritis; Consider other causes of eosinophiluria. |
