What Is an OGTT?
An oral glucose tolerance test, or OGTT, assesses a person’s ability to utilize sugar (glucose) intake.
Doctors administer this test to measure the glucose levels before and two hours after drinking a special sweet drink.
The OGTT is routinely done to pregnant women at 24-28 weeks age of gestation, and earlier for those at high risk for developing diabetes during pregnancy or gestational diabetes.
Gestational diabetes can be diagnosed if the sugar levels has reached 153 mg/dL or more, after 2 hours of 75-g OGTT.
How Can Gestational Diabetes Affect Your Pregnancy?
The majority of pregnant women have normal pregnancies and healthy babies. But at times, gestational diabetes may develop, especially if a woman has risk factors such as a familial history of diabetes. For most patients, blood glucose levels may return back to a normal range after giving birth. If you develop gestational diabetes, it is important to monitor your condition as it may result in complications such as the following: