Table of Contents

Ultrasound in the First Trimester and Earlier: How to Keep It Safe.- Ultrasound and Infertility.- Maternal Co-Morbidities and First Trimester: Ultrasound Examination.-  First-Trimester Embryology: An Overview.- Elements of Teratology.- First-Trimester Ultrasound: Guidelines.- Normal First Trimester of Pregnancy.- Aneuploidy Screening: The Ongoing Role of First-Trimester Ultrasound.- Fetal Biometry in Early Pregnancy.- Threshold, Discriminatory Zone, and “The New Rules”.- The Fetal Heart in Early Pregnancy.-  Doppler Sonography in Early Pregnancy.- Three-Dimensional Ultrasound: A Role in Early Pregnancy?.- Multiple Gestations-Multiple Headaches.- First-Trimester Ultrasound: Early Pregnancy Failure.- Ectopic Pregnancy: Pregnancy of Unknown Location (PUL).- A Consequence of Cesarean Delivery: First-Trimester Cesarean Scar Pregnancy.- First-Trimester Ultrasound in Gestational Trophoblastic Disease.- Fetal Anomalies.- Invasive Procedures in the First Trimester.- Sonography of Pelvic MassesAssociated with Early Pregnancy.

About the Author

Jacques S. Abramowicz, MD

Wayne State University School of Medicine

Detroit, MI, USA