Question

A 32-year-old G2P1 woman at 26 weeks' gestation has no history of diabetes and has had a normal pregnancy to date. Her BMI is 29 kg/m². According to current Canadian recommendations, which is the most appropriate approach to screening for gestational diabetes in this patient?

Accepted Answer

Perform a 50 g 1-hour glucose challenge test now and, if abnormal, follow with a 75 g oral glucose tolerance test

Answer

Screen with a fasting plasma glucose alone in the first trimester only

Answer

Measure HbA1c at 26 weeks' gestation without further testing

Answer

Perform random plasma glucose testing at routine antenatal visits only

Answer

Do not screen for gestational diabetes unless she develops symptoms of hyperglycaemia

Practice question

A 32-year-old G2P1 woman at 26 weeks' gestation has no history of diabetes and has had a normal pregnancy to date. Her BMI is 29 kg/m². According to current Canadian recommendations, which is the most appropriate approach to screening for gestational diabetes in this patient?