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Lab Test Dictionary

Glucopsychosine, Plasma (GPSYP)

Methodology

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


Synonyms

Glucopsychosine; Glucosylsphingosine; Gaucher disease; Lyso-GL1

Specimen Type

Plasma

Performing Lab

Mayo Medical Lab


Epic ID

Other Reference Test

Lab Test Days

Tuesday and Thursday

Standard TAT

3-7 Days


Collection Information

Specimen Required

1-2 mL Blood

Container Type

EDTA (Lavender-Top) Tube

Collection Instructions

Plasma collected in a sodium heparin or lithium heparin (green-top) or ACD Solution B (yellow-top) tube is also acceptable.


Processing Information - Lab Use Only

Transport Temperature

Frozen Only

Specimen Stability

Room Temp: Unacceptable; Refrigerated: Unacceptable; Frozen: 65 Days (Preferred)

Rejection Criteria

Gross hemolysis; Gross lipemia; Gross icterus

Test Volume Required

0.3 mL Plasma

Minimum Test Volume

0.25 mL Plasma

Processing Instructions

Centrifuge sample at 4 degrees C; if possible or as soon as possible. Do not disturb buffer coat layer. Order test in Mayolink and send with Mayo courier Monday-Friday.


CPT Codes

82542


Revised

7/19/23

Initials

SA