Test Overview
Test Methodology

Kinetic Spectrophotometry (KS)

Test Usage

Confirming cases of heterozygous or homozygous methemoglobin reductase deficiency; genetic studies in families with methemoglobin reductase deficiency.

Reference Range *

6.6 - 13.3 U/g hemoglobin

Test Details
Days Set Up
Tuesday, Thursday
Analytic Time

2 - 10 days

Soft Order Code
MMLR
Synonyms
  • Diaphorase
  • Cytochrome B5 Reductase
  • Methemoglobin Reductase, Erythrocytes
Laboratory
Sendout
Reference Laboratory
Mayo METR (9322)
Section
Special Testing
Specimen Requirements
Collection Instructions

Collect blood in an yellow top (ACD) solution B tube. Refrigerate intact specimen; do not freeze.

Alternate Specimen
Lavender top (EDTA) is acceptable. [9/13]
Normal Volume
6 mL ACD (solution B) whole blood
Minimum Volume
1 mL ACD (solution B) whole blood
Additional Information

Test sent to Mayo Medical Laboratories.

Billing
CPT Code
82657
NY State Approved
No