GLUCOSE CHALLENGE TEST (GCT); GLUCOSE 1 HOUR OBSTETRICAL, 50G GLUCOSE

What this test checks

You drink a sweet glucose drink and your blood sugar is checked one hour later. High results suggest you may need a more detailed glucose tolerance test.

Why do people get this test?

Standard prenatal screening between weeks 24-28 of pregnancy. Catching pregnancy-related diabetes early protects both mother and baby.

When you should consider this test

• Pregnancy at 24-28 weeks
• Routine antenatal screening
• Risk factors like family history or previous large baby

How to prepare

Fasting is not strictly required but follow your doctor's instructions. You will be given the glucose drink at collection.