Bibliographic Info
GuidelineWHO recommendations on maternal health: guidelines approved by the WHO Guidelines Review Committee, second edition. Geneva: World Health Organization; 2025
Year of Publication2023
Issuing InstitutionWorld Health Organization
Recommendation
Status
Updated
Recommended
Certainty of evidence
Low
One ultrasound scan before 24 weeks of gestation is recommended for pregnant women to estimate gestational age, improve detection of fetal anomalies and multiple pregnancies, reduce induction of labour for post-term pregnancy, and improve a woman’s pregnancy experience