INVESTIGATING THE ACCURACY OF ULTRASOUND MEASUREMENTS IN PREDICTING FETAL WEIGHT, COMPARISON OF ULTRASOUND FINDINGS AND ANTHROPOMETRY STUDY
Abstract
Accurate estimation of fetal weight (EFW) is crucial for monitoring fetal growth, guiding
clinical decision-making, and preventing complications during pregnancy and childbirth. This
study investigates the accuracy of ultrasound measurements in predicting fetal weight and
compares these findings with anthropometric measurements of maternal characteristics. A
cohort of pregnant women was monitored across all three trimesters, and ultrasound
parameters—bi-parietal diameter (BPD), head circumference (HC), abdominal circumference
(AC), and femur length (FL)—were used to estimate fetal weight. Anthropometric data,
including maternal height, weight, abdominal circumference, fundal height, abdominal
diameter, and subcutaneous fat thickness, were collected for comparison. The study revealed
that ultrasound measurements, particularly when combining multiple parameters, offer a
higher accuracy in estimating fetal weight compared to maternal anthropometry. BPD
emerged as a robust predictor of fetal head growth and overall size, especially when used
with AC and FL. Maternal anthropometry showed less predictive power, particularly in later
gestation. These findings highlight the superior role of ultrasound in prenatal care and suggest
that integrating multiple biometric parameters further enhances fetal weight predictions
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