Seif and Alalfy twist sign; a Novel view in fetal echocardiography in evaluation of normal heart

Background: Fetal echocardiography is the primary tool for assessment of fetal heart and involves analysis of the cardiac anatomy from many views and Doppler examination of the intracardiac structures, great vessels, and umbilical artery. Patients and methods: A prospective observational comparative study with comparing the Seif and Alalfy twist sign to the standard fetal echocardiography in evaluation of normal heart. Results: Comparison of the Seif and Alalfy twist sign and fetal echocardiography in evaluation of the 4 chamber view revealed same findings. Comparison between Seif and Alalfy twist sign and fetal echocardiography in assessment of outflow tracts revealed the same finding. Conclusion: Seif and Alalfy twist sign is a reliable ultrasound (US) technique in scanning normal heart and could be compared to detailed fetal echocardiography. Sief and Alalfy twist sign as a novel sign in fetal echocardiography as a new, easy, time effective view one step fetal heart examination.