Gamma-Hydroxybutyric Acid, Serum

Centralized Core Laboratory - Mayo Clinic Laboratories : Send Out

PATIENT INFO

Patient Name:

Medical Record #:

BD: / / Sex: F M

PHYSICIAN INFO

Physician Name :

Address:

Ph: ( ) - Fax: ( ) -

Additional Report to:

Ph: ( ) - Fax: ( ) -

TESTS REQUESTED
Test Name:	ICD9 Code: (required)
1. Gamma-Hydroxybutyric Acid, Serum
2.
3.
4.
5.
6.

SPECIMEN INFO

Collection Date & Time:

Collected By:

Hospital:

Test ID :

GHBSE

Test Workstation :

MAYO

Specimen Type:

Blood

Tube Type:

Red top (no anticoagulant) tube

Alternate Tube Type:

Green Top- Sodium Heparin

Collection Volume:

12.5 mL (minimum 3.0 mL)

Storage:

Refrigerated

Availability:

Sent to reference lab

Methodology:

Liquid Chromatography with Tandem Mass Spectrometry (LC/MS/MS) Gas Chromatography/Mass Spectrometry (GC/MS) (if appropriate)

Special Instructions:

Positive results will be confirmed by GCMS.

Lab/Phone:

330-543-8418

TAT:

5-9 days

Additional Info:

Reference Range: Negative Screening threshold: 5.0 ug/mL

CPT Code:

80307

Synonyms:

GHB

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Gamma-Hydroxybutyric Acid, Serum

Centralized Core Laboratory - Mayo Clinic Laboratories : Send Out

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