ARUP's Laboratory Test Directory

0049030: Myeloperoxidase Stain

Test Mnemonic: MY PEROX
Methodology: Cytochemical Stain

Performed: Mon-Fri

Reported: Within 5 days

Specimen Required:  
Collect: Peripheral Blood: One 5 mL lavender (EDTA) or pink (K2EDTA), or one 7 mL green (sodium or lithium heparin); Bone Marrow: 1 mL heparinized aspirate.

Transport: Peripheral Blood: One 5 mL whole blood (EDTA) or one 7 mL whole blood (green, heparin) and six unfixed smears; Bone Marrow: 1 mL heparinized aspirate and six unfixed smears.  Transport at 20-25°C.   

Pediatric Collection/Transport: Peripheral Blood: 1 ml whole blood (lavender, EDTA) and 6 unfixed smears or 1 mL whole blood, (green, heparin) and six unfixed smears.  Bone Marrow:  1 mL heparinized aspirate and six unfixed smears. Transport at 20-25°C.

Remarks: Protect from light. Samples must be received within 24 hours of collection; testing must be performed within 48 hours of collection. 

Reference Interval:
By report

CPT Code(s):
88319