Ultrasound in obstetrics and gynaecology

Ultrasound is a key first line imaging modality in obstetrics and gynaecology. It is cheap, painless, inexpensive and has a long safety record in pregnancy. Its use as a screening and diagnostic tool is dependent upon the technical skill of the operator and their ability to interpret the scan findings. This review summarizes the theoretical and practical elements of the clinical application of ultrasound in obstetrics and gynaecology.