Normal sonographic anatomy of the fetal heart:
The ductus arteriosus:
The normal ductus arteriosus (arrowed) of a 2nd trimester fetus is seen well in
this gif video. Sp= spine, rv= Right ventricle, Rt= right side of the
fetus, Lt= left side of fetus, Ao= aorta
Ultrasound Video taken using a Pie Scanner 100 Falco, by Dr. Joe Antony.
Ultrasound video edited by Dr. Anatoly, Ukraine.

In these images (above) the ductus arteriosus is marked by an asterix.
Ultrasound image of the Right Ventricular Outflow Tract (RVOT):
Ultrasound image shows the RVOT, the pulmonary trunk and bifurcation into the
right and left pulmonary arteries. Image courtesy of Dr. Gunjan Puri, India.
Ultrasound image of the LVOT (Left Ventricular Outflow Tract):

These 2 sonographic images of the fetal heart show the Left ventricular outflow
tract as it leaves the left ventricle. LV= left ventricle; RV= right ventricle.
Four Chamber view:
This sonographic image shows the normal four chambers of the fetal heart.
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