Test Details
Mnemonic
ZPYRR
Ordering Code
3509500
CPT-4 Code(s)
84220
Specimen Information
Collect
Lavender EDTA
Specimen Preparation
Send 6.0 mL whole blood in original collection tube.
Alternate Specimen
Whole blood: Yellow ACD B
Minimum Volume
1.0 mL
Transport Temperature
Refrigerated
Rejection Criteria
Gross hemolysis
Stability
Room temperature: Unacceptable
Refrigerated: 20 days
Frozen: Unacceptable
Refrigerated: 20 days
Frozen: Unacceptable
Methodology
Kinetic Spectrophotometry
Reference Range
≥12 months: 6.7 - 14.3 U/g Hb
No established reference range for those <12 months.
No established reference range for those <12 months.
Performing Laboratory
MAYO
New York DOH Approval Status
Yes