The University of Iowa (UIHC)
Department of Pathology
LABORATORY SERVICES HANDBOOK

Gamma-Hydroxybutyric Acid
Order Code: GHB
Order Form: A-1a Miscellaneous Request or IPR Req 		  Commercial "Mail-out" Laboratory
6240 RCP
356-3527 
Specimen
 
Urine
Collection Medium:
Urine - Random urine container 


Minimum:


2.0 mls random urine


Analytic Time:


1 week


Reference Range:


By report.  The value reported for GHB is actually a total of GHB and 
its Lactone Metabolite (BGL) in the specimen.

All positive screens will be confirmed.

Reporting Limit:  2.0 mcg/mL


Methodology:


Gas Chromatography/Mass Spectrometry


CPT Code:


80100




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Updated: 05/16/2007

Note: The information contained in this handbook is  
            for use by personnel of University of Iowa Health Care. 
            No other use is implied or intended.