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Fertility Glossary

Gestational diabetes

Diabetes first appearing in pregnancy.

Pregnancy

Gestational diabetes is screened for with a glucose tolerance test, usually between 24 and 28 weeks, and earlier where risk factors such as PCOS, higher BMI, previous gestational diabetes or certain ethnic backgrounds are present. It is managed with nutrition, activity and sometimes insulin, and usually resolves after birth.

Also known as: GDM, diabetes in pregnancy

Sources

  • Royal Australian and New Zealand College of Obstetricians and Gynaecologists (ranzcog.edu.au)
  • Pregnancy, Birth and Baby (pregnancybirthbaby.org.au)

Last reviewed: 10 September 2026. Written by the Antega Editorial Team. General information only โ€” always follow the advice of your own clinic, doctor or pharmacist.

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