Book excerpt: Part of the renowned Donald School series, this second edition provides obstetricians and gynaecologists with the latest advances in the clinical use of 3D and 4D ultrasound. The book has been fully revised and updated and each chapter explains the application of the technique for different obstetric and gynaecologic disorders. Each topic features a summary of key points and boxes for quick review, as well as further reading suggestions. Authored by internationally recognised experts in the field, the book includes more than 850 ultrasound images, diagrams and tables. Key points Presents latest advances in clinical use of 3D and 4D ultrasound in obstetrics and gynaecology Part of the renowned Donald School series Fully revised, second edition with more than 850 images Internationally recognised author team