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Sonographic evaluation of intrauterine growth retardation
1Westmead Hospital, Australia.
Insights
Prenatal ultrasound helps identify growth-restricted fetuses, a key factor in perinatal morbidity. Doppler ultrasound further refines risk assessment in high-risk pregnancies.
Area of Science:
- Perinatology
- Medical Imaging
- Fetal Medicine
Background:
- Prenatal recognition of growth-restricted fetuses is crucial due to increased perinatal morbidity.
- Clinical methods for assessing fetal growth are often disappointing, requiring better methods for high-risk group identification.
- Not all fetuses identified as small are necessarily growth-restricted.
Purpose of the Study:
- To review the role of ultrasound biometry in identifying small fetuses.
- To discuss the application of real-time ultrasound in assessing fetal behavior.
- To focus on the evidence supporting selective Doppler ultrasound use in high-risk pregnancies.
Main Methods:
- Review of existing literature on ultrasound biometry for fetal growth assessment.
- Discussion of real-time ultrasound for evaluating fetal behavioral characteristics.
- Analysis of evidence for Doppler ultrasound in identifying fetuses at risk.
Main Results:
- Ultrasound biometry plays a role in identifying small fetuses.
- Fetal behavioral characteristics can be assessed using real-time ultrasound.
- Doppler ultrasound is valuable for identifying fetuses at risk in high-risk pregnancies.
Conclusions:
- Ultrasound biometry is important for identifying potentially growth-restricted fetuses.
- Doppler ultrasound offers a method to identify fetuses at risk, improving surveillance in high-risk pregnancies.
- Selective use of Doppler ultrasound is supported by evidence for investigating high-risk pregnancies.
Abstract:
The prenatal recognition of the growth-retarded fetus is important because of the associated increased perinatal morbidity. Clinical methods of assessing fetal growth are disappointing and necessitate that a high-risk group be identified for more intensive surveillance. This review discusses the role of ultrasound biometry in establishing whether a fetus is small. Behavioral characteristics of the fetus may also be assessed using real-time ultrasound. The realization that not all small fetuses are a result of growth failure has led to the development of Doppler ultrasound to identify the fetus at risk. This paper focuses on the evidence supporting the selected use of Doppler ultrasound to investigate high-risk pregnancy.