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Methemoglobin Reductase, Blood
2011015
Ordering Recommendation

Confirm cases of heterozygous or homozygous methemoglobin reductase deficiency.

Mnemonic
MET RED
Methodology
Quantitative Spectrophotometry
Performed
Varies
Reported
6-9 days
New York DOH Approval Status
This test is New York DOH approved.
Submit With Order
ARUP Consult®
Disease Topics
Specimen Required
Patient Preparation
 
Collect
Yellow (ACD). Also acceptable: Lavender (EDTA). 
Specimen Preparation
Transport 6 mL whole blood in the original tube. (Min: 1 mL) 
Storage/Transport Temperature
Refrigerated. 
Unacceptable Conditions
Grossly hemolyzed specimens. 
Remarks
 
Stability
Ambient: Unacceptable; Refrigerated: 22 days; Frozen: Unacceptable 
Reference Interval
By Report
Interpretive Data


Note
CPT Code(s)
82657
Components
Component Test Code*Component Chart NameLOINC
2011016Methemoglobin Reductase, Whole Blood
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • Cytochrome B5 Reductase
  • Diaphorase
  • Ferrihemoglobin Reductase
  • Methemoglobin Diaphorase (Methemoglobin Reductase)

Performed at Mayo