Test Overview
Test Methodology

Spectrophotometry

Test Usage

Diagnosing methemoglobinemia and sulfhemoglobinemia. Identifying cyanosis due to other causes, such as congenital heart disease.

Reference Range *

METHEMOGLOBIN: 0-11 months: not established; > or =1 year: 0.0-1.5% of total hemoglobin
SULFHEMOGLOBIN: 0-11 months: not established; > or =1 year: 0.0-0.4% of total hemoglobin

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Details
Days Set Up
Monday - Saturday
Analytic Time

2 - 4 days

Soft Order Code
MET
MiChart Code
MET
Laboratory
Sendout
Reference Laboratory
Mayo MET
Section
Special Testing
Specimen Requirements
Collection Instructions

Collect specimen in a lavender top tube. Send intact whole blood to Specimen Processing refrigerated. Must be received at testing laboratory within 72 hours of collection.

Lavender Top Tube
Normal Volume
7 mL EDTA whole blood
Minimum Volume
1 mL EDTA whole blood
Storage Temperature
Refrigerated
Additional Information

Test sent to Mayo Medical Laboratories.

Billing
CPT Code
83050, 83060
Fee Code
AA552, 20450
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