Test Catalog

Test ID: GPSYP    
Glucopsychosine, Plasma

Useful For Suggests clinical disorders or settings where the test may be helpful

Second-tier test when newborn screens with reduced GBA (beta-glucosidase) activity are identified


Diagnosis and monitoring of patients with Gaucher disease


Documentation of an elevated glucopsychosine (glucosylsphingosine) level supports the biochemical diagnosis of Gaucher disease


May aid in monitoring a patient's response to treatment


Gaucher disease is an autosomal recessive lysosomal storage disorder caused by deficient beta-glucosidase activity.


There are 3 described types of Gaucher disease with varying clinical presentations and age of onset from a perinatal lethal disorder to an asymptomatic type.


Glucopsychosine is elevated in symptomatic patients and supports a diagnosis of Gaucher disease.

Special Instructions Library of PDFs including pertinent information and forms related to the test

Method Name A short description of the method used to perform the test

Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)

NY State Available Indicates the status of NY State approval and if the test is orderable for NY State clients.


Reporting Name Lists a shorter or abbreviated version of the Published Name for a test

Glucopsychosine, P

Aliases Lists additional common names for a test, as an aid in searching

Gaucher disease