Ultrasound provides a window in the intrauterine environment, which makes the ability to intervene, assess, and provide fetal therapy during pregnancy a possibility. Ultrasound is used to guide several procedures in pregnancy, including amniocentesis, chorionic villus sampling (CVS), fetal blood sampling (FBS), fetal biopsy, and dilation and curettage
Obesity is increasing worldwide, with most of the industrialized world having obesity rates of 20%– 30% in the adult population and some selected populations, such as the southern Pacific, reporting obesity rates of 44%–80%.1,2 Obesity is defined as a body mass index (BMI) of greater than 30 and is generally divided into classes, with class I consisting of BMI of 30.0–34.9 kg/m2, class I…