Days Set Up
Monday, Wednesday, Friday
Analytic Time

4 days

Soft Order Code
GALT

Test Updated:

Synonyms

G-1-PU
GPUT
G-1-PU
GPUT
GALT (Galactose-1-Phosphate Uridyltransferase)

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Test Overview

Test Methodology

Enzyme Reaction Followed by Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)

Test Usage

The diagnosis of galactose-1-phosphate uridyltransferase deficiency, the most common cause of galactosemia.

Reference Range

> or =24.5 nmol/h/mg of hemoglobin

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

Specimen Requirements

Collection Offsite

Collect blood in a lavender top tube. Refrigerate and send intact whole blood specimen; do not freeze. Green top (sodium heparin) or yellow top (ACD) tube also acceptable.

Lavender Top Tube
Normal Volume
5 mL EDTA whole blood
Minimum Volume
2 mL EDTA whole blood

Billing Information

CPT Code
82775
Pro Fee Code
 
LOINC
 

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Our High Standard

Quality that sets us apart

As the reference laboratory division of Michigan Medicine's Department of Pathology, MLabs shares the institution's commitment to applying established quality principles to clinical laboratory testing. Like other large organizations in complex, consequential fields, we rely on an established approach to monitor quality throughout the testing process.

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