Sign In
Regional Medical Lab
Test Directory


Gamma-Hydroxybuyric (GHB) Acid, Urine

Order Name GHB URINE
Test Number: 3604715
Revision Date 11/15/2018
Test Name Methodology LOINC Code
Gamma-Hydroxybuyric (GHB) Acid, Urine
Gas Chromatography/Mass Spectrometry (GC/MS) 28044-6 
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 5.0mL ( 2.4mL) Urine, Random Sterile Screwtop Container Room Temperature
Instructions Specimen Stability: Room temperature: 7 days, Refrigerated: 7 days, Frozen: 21 Days
Testing Schedule Tuesday, Thursday 
Expected TAT 4 days  
Clinical Use If positive, reflex confirmation will be added. 
Notes Reference Lab: Quest
Test Code: 37653
Click Here to view information on the Quest website.
CPT Code(s) 80307
Lab Section Reference Lab