fetal abdominal circumference

fetal abdominal circumference

The ultrasonographic measurement of the circumference of the abdomen of a fetus at the level of the stomach, the left portal vein, and the left umbilical vein. The measurement is used to estimate fetal weight and gestational age.
References in periodicals archive ?
One study showed that a fetal abdominal circumference of more than 35 centimeters predicted macrosomia in 93 percent of cases.
Macrosomia Prediction Using Ultrasound Fetal Abdominal Circumference of 35 Centimeters or More, 93 Obstetrics & Gynecology 523, 524 tbl.
Most experts accept fetal abdominal circumference as the most reliable measurement of fetal size.
A fetal abdominal circumference measuring at least 38 cm is associated with a 37% chance of having a baby who will weigh at least 4,500 g, said Dr.
Though exact fetal weight cannot be determined by clinical or ultrasound means, fetal abdominal circumference is a useful advance warning of the possibility of macrosomia, the investigators re ported (J.
SAN FRANCISCO -- Ultrasound measurement of just the fetal abdominal circumference provides a reasonable estimate of the risk for intrauterine growth retardation among term babies when other measures are unavailable, Dr.
A fetal abdominal circumference of less than 31 cm at 36-40 weeks' gestation predicted a birth weight below the 10th percentile--the traditional cut-off for determining IUGR--with a sensitivity of 81% and a specificity of 82%.