UW Hospital and Clinics Lab Test Directory
| Test Name: |
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Peroxidase Stain
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| Test Code(s): |
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PERX / HCPERX
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| CPT Code(s): |
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88313
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| Methodology: |
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Manual
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| Clinical Significance: |
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For histochemical demonstration of leukocyte peroxidase.
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| Days Performed: |
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Mon-Fri, dayshift.
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| Turnaround Time: |
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Stat: Not available stat.
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Specimen Requirements
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| Specimen: |
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Peripheral Blood
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| Collection Container: |
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Preferred: Lavender top
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| Collection Volume: |
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Preferred: 4 mL
Pediatrics: 0.5 mL
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| Sample Analyzed: |
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Stained peripheral blood coverslip
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| Volume Required: |
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Preferred: 1 mL
Pediatrics: 0.5 mL
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| Specimen Processing: |
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Keep specimen at room temperature.
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| Specimen Transport: |
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Transport specimen at room temperature to UWHC Core Laboratory (B4/220) within 2 hours of collection.
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| Unacceptable Criteria: |
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Hemolyzed or clotted specimens are not acceptable.
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| Stability: |
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Ambient: 2 hours
Refrigerated: Not acceptable
Frozen: Not acceptable
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Interpretation
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A hematopathologist's written interpretive report is issued as a separate report.
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| Additional Information: |
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A professional fee may be associated with this test.
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Myeloperoxidase Stain, Blood PMN MPO
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