Glucose tolerance test, Plasma

Department

Core Biochemistry

Delphic Registration Code

OGTT

Synonyms

Oral Glucose tolerance Test

Turnaround Time

4 hours

Test Code

3160

Specimen Type

• Plasma

Specimen Requirements

Tube/Container Type:

Preferred

• Fluoride Oxalate (Grey Cap)

Preferred Sample Volume (ml)

4.0

Paediatric Specimen Requirements

Tube/Container Type:

Preferred

• Lithium Heparin - Non-gel (Green Cap)
• Lithium Heparin - Gel (Light Green Cap)

Minimum Sample Volume (ml)

0.6

Additional Specimen Information

Pre-Testing Requirements - On arrangement with the Blood Test Centre.
Refer to Blood Test Centre for details

Aliquot Instructions

Sample Type

• Plasma

Transport to Lab

Chilled (2 - 8 degrees Celsius)
If overnight - Chilled (2 - 8 degrees Celsius)

Additional Referral/Aliquot Information

Fluoride Oxalate (grey top) tubes strongly preferred. If other sample types used, centrifuge and separate ASAP

Reference Intervals

Test Method

Enzymatic colourimetric assay performed on the Beckman Coulter AU5822 analyser using Beckman Coulter reagents.

Non-Funded Test Cost

$10.92 (Exclusive of GST)

Billing Code

3160

Glucose decreases at 5% per hour on cells if fluoride preservative not used.

Contact Information

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