GLUCOSE CHALLENGE TEST (GCT) PREGNANCY, 75G GLUCOSE

What this test checks

You drink a 75-gram glucose solution and your blood sugar is measured after a fixed time. Used in pregnancy screening for gestational diabetes.

Why do people get this test?

Routine antenatal test to detect diabetes that develops during pregnancy.

When you should consider this test

• Pregnancy screening between 24-28 weeks
• Family history of diabetes
• Previous gestational diabetes

How to prepare

Follow your doctor's instructions about fasting. The glucose drink is given at collection.