2 tests to assess the risk of gestational diabetes

The article was professionally consulted with Doctor Nguyen Thi Man - Obstetrician and Gynecologist - Department of Obstetrics and Gynecology - Vinmec Danang International General Hospital.

Gestational diabetes (gestational diabetes) is a condition in which glucose intolerance occurs in pregnant women that can lead to complications for both mother and fetus such as malformations, miscarriage, stillbirth, etc. polyhydramnios,...

1.1 Quantitative blood sugar test With the fasting blood glucose test, the pregnant woman is prescribed to drink all 50g of Glucose in 5 minutes and take blood from the finger after 1 hour to test the body's sugar metabolism. Then, pregnant women need to do more glucose tolerance test to get the most accurate results.
1.2 Glucose Tolerance Test The 75g oral glucose tolerance test (75-g OGTT) is conducted as follows: blood glucose concentration is measured at 1 hour, 2 hours after taking 75g glucose.
This test is done at 24 to 28 weeks of pregnancy for women who have not been diagnosed with diabetes before. The oral glucose tolerance test should be performed in the morning after an overnight fast of at least 8 hours.
Diagnosis of gestational diabetes is based on the results of a glucose tolerance test. Pregnant women will be performed 75g oral glucose tolerance test (75-g OGTT) as follows:
Applicable subjects: All pregnant women from 24 to 28 weeks who have not been screened for gestational diabetes and disorders impaired glucose tolerance.

Contraindications: Pregnant women with clinically diagnosed diabetes and impaired glucose tolerance.
Procedure
Step 1: Instruct the patient to eat normally 3 days before. Step 2: Rest at least 30 minutes before the test. Step 3: The test is done in the morning after fasting for 10-12 hours. Take blood for fasting blood sugar test and then drink 75g Glucose and test after 1h, 2h. Glucose tolerance test is a simple but very effective technique for pregnant women to detect gestational diabetes early so that it can be prevented and treated early to avoid adverse consequences during pregnancy such as: : Polyhydramnios, premature birth, stillbirth, miscarriage...

Vinmec Hai Phong International General Hospital performs glucose tolerance testing with a system of modern biochemical testing machines such as AU 680, AU 480 with very high accuracy. In addition, a team of highly qualified and dedicated medical doctors are ready to bring patients the best medical examination and treatment services.