Up-to-date and authoritative, this new fourth edition provides easy access to vital information on current diagnoses, therapy, and management of the obstetric patient. It provides the reader with a firm foundation of knowledge in anatomy, embryology, physiology, pathology, genetics, and teratology * all essential to successful practice in this fast-changing field. Reflecting significant improvements in antepartum and intrapartum fetal monitoring, diagnostic ultrasound, and prenatal genetic diagnosis, it thoroughly covers the problems encountered in clinical practice, as well as high-risk obstetrics