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Related Experiment Video

Updated: Jul 16, 2026

Fetal Mouse Cardiovascular Imaging Using a High-frequency Ultrasound (30/45MHZ) System

Fetal Mouse Cardiovascular Imaging Using a High-frequency Ultrasound (30/45MHZ) System

Published on: May 5, 2018

First and early second trimester fetal heart screening.

Simcha Yagel¹, Sarah M Cohen, Baruch Messing

¹Department of Obstetrics and Gynecology, Hadassah-Hebrew University Medical Centers, Jerusalem, Israel. simcha.yagel@gmail.com

Current Opinion in Obstetrics & Gynecology

|March 14, 2007

Summary

Early fetal echocardiography, now possible from 11 weeks gestation, improves screening for congenital heart defects in both high-risk and low-risk pregnancies. Repeat scans are recommended to detect later developing conditions.

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Published on: June 29, 2013

Area of Science:

Medical imaging
Prenatal diagnostics
Cardiology

Background:

Fetal echocardiography is crucial for diagnosing congenital heart defects.
Advances in ultrasound technology have enabled earlier and more detailed examinations.
Screening programs identify at-risk pregnancies, but most defects occur in low-risk groups.

Purpose of the Study:

To review recent advancements in the timing and effectiveness of early fetal echocardiography.
To highlight the impact of new technologies on prenatal cardiac screening.

Main Methods:

Review of current literature on fetal echocardiography.
Discussion of technological improvements in ultrasound (3D/4D, Doppler, B-flow).
Analysis of early gestational age screening capabilities.

Main Results:

Fetal echocardiography is now reliably performed from 11 weeks' gestation.
Advanced ultrasound techniques enhance image acquisition and analysis.
Early screening identifies more at-risk pregnancies, though most defects remain in low-risk populations.

Conclusions:

Early fetal echocardiography can be offered to both at-risk and low-risk patients.
Screen-negative cases require mid-gestation follow-up to rule out later-developing cardiac lesions.