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Test Code MPO/PR3 MPO/PR3

Useful For

Aids in the diagnosis of Vasculitis

Patient Preparation

No special patient preparation required

Collection Method

Venous collection

Minimum Volume

2 mL

Container

Gold Top Serum Separator

Preferred Specimen

Serum

Acceptable Specimens

Serum:

  • Gold Top SST

  • Red Top

Plasma:
  • Light Geen Top (lithium heparin)

Reference or Target Ranges

<20

Reportable Units

RLU

Critical Value

Not defined for this assay

Reasons for Rejection

Hemolysis Threshold
 N/A
Icterus Threshold
 N/A
Lipemia Threshold
 N/A
Other
 QNS, contaminated, improperly labeled, improper specimen type

Specimen Stability

Ambient
 N/A
Refrigerated (4°C to 8°C)
 48 Hours
Frozen(-70°C to 0°C)
 Indefinitely

Performance Information

Days and Time Performed
 Monday – Friday 7 AM – 4 PM
Expected Turn Around Time
 Within 7 days of arrival in lab
Stat Availability
 No
Performing Bench
 ANA
Methodology/Method Description
 Bioflash – Chemilluminescence

Additional Information/Important Notes

Included in ANCA Profile

CPT Codes

82397 x2

Panel Components

  • MPO /Anti-myeloperoxidase IgG
  • PR3/Anti-proteinase 3 IgG