Laboratory test
OGTT (Oral Glucose Tolerance Test)
OGTT (Oral Glucose Tolerance Test): 3 parameters from a blood sample, fasting required.
Also known as
Ogtt
- Sample
- Blood
- Fasting
- Required (8–10 hours)
- Expected report time
- Same day / 24 hours
- Parameters
- 3
What is the OGTT (Oral Glucose Tolerance Test)?
OGTT (Oral Glucose Tolerance Test) includes Glucose — Fasting (0 min), Glucose — 1 hour, Glucose — 2 hours. The listed sample is Blood (Multiple Draws). The parameter table provides the available units and method details. Discuss the measurements with your clinician in the context of the investigations requested.
What does the OGTT (Oral Glucose Tolerance Test) measure?
3 parameters. Expand a group to see the measurements, units and available method details.
Other measurements3 parameters
| Parameter | Unit | LOINC |
|---|---|---|
| Glucose — Fasting (0 min) | mg/dL | 1558-6 |
| Glucose — 1 hour | mg/dL | 20438-8 |
| Glucose — 2 hours | mg/dL | 20436-2 |
The reference interval printed on your actual laboratory report governs interpretation. Intervals can vary by laboratory, method, age, sex and pregnancy. Methods can also vary by processing laboratory.
OGTT (Oral Glucose Tolerance Test): sample & preparation
Sample: Blood. Fasting: Required (8–10 hours).
- Fast for 8 to 10 hours before the test, drinking only water, and avoid smoking during the fast. Tell the technician about any medicines you take, then drink the glucose solution provided and stay at the lab for the full test, giving blood samples at the timed intervals.
Frequently asked questions
How much does the OGTT (Oral Glucose Tolerance Test) cost?
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Book the OGTT (Oral Glucose Tolerance Test)
3 parameters · Fasting: Required (8–10 hours) · Report time: Same day / 24 hours
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