| Glucose tolerance test, Plasma | |||||
| Registration Code | OGTT | ||||
| Method | As per glucose. c8000 analyser. | ||||
| Synonyms | Oral Glucose tolerance Test Gestational Glucose Tolerance Test |
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| Constituent Tests | |||||
| Refer to Group` | |||||
| Price | $NZ 7.50(Exclusive of GST) | ||||
| Specimen collection | |||||
| Advanced Notice | On arrangement with the Blood Test Centre | ||||
| Patient Preparation | Refer to Blood Test Centre for details | ||||
| Patient Sample | Fluoride blood preferred, 5ml heparinised PST or plain tube | ||||
| Paediatric Sample | Heparin microtainer tube 600 µL | ||||
| Unacceptable Samples | Old samples | ||||
| Sample Delivery to Lab | |||||
| In the Laboratory | |||||
| Preferred Aliquot | Plasma 100 µL, into Hitachi cup or 1.5 mL microtubes | ||||
| Minimum Aliquot | |||||
| Aliquot Storage | Separate from cells as soon as possible. Fridge | ||||
| Aliquot Transport to CHL | On ice or ambient | ||||
| When Analysed | Mon - Sun, 24 hrs | ||||
| Turnaround Time | 4 hrs | ||||
| Contact Details | Biochemistry-Core
| Interpretation
(Help)
| Refer to "Help"
| Comments
| Glucose decreases at 5% per hour on cells if fluoride preservative not used.
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