Radiology Key

Abstract Interruption of the aortic arch (IAA) is a very rare congenital heart disease (CHD); the initial sign raising suspicion is disproportion of the left and right ventricles. It can…

Abstract Double-outlet right ventricle is a rare congenital heart disease in which both vessels originate mainly from the right ventricle. Its diagnosis on routine ultrasound (US) examination is challenging because…

Abstract Atrioventricular septal defect (AVSD) is one of the most common congenital heart diseases diagnosed in the fetus, with an overall poor prognosis. Prenatal diagnosis using the four-chamber view is…

Abstract Fetal goiter is defined as an enlargement of the thyroid gland that can be secondary to thyroid dysfunction, generally hypothyroidism. It can be originated by the passage of drugs…

Abstract Teratomas are the most common histologic type of fetal tumors. The neck is the most common location after the sacrococcygeal area. A neck teratoma may be associated with neonatal…

Abstract Hypoplastic left heart syndrome (HLHS) is one of the most common prenatally diagnosed congenital heart diseases because it usually profoundly alters the four-chamber view. There is a high risk…

Abstract Tricuspid atresia (TA) is a rare congenital heart defect. Prenatal diagnosis can be done on the four-chamber view, which shows an atretic tricuspid valve with no mobility and absence…

Abstract Pulmonary stenosis (PS) and pulmonary atresia (PA) are congenital heart defects affecting the pulmonary valve with a low incidence in the fetus. The diagnosis is made on the four-chamber…

Abstract Ebstein anomaly (EA) and tricuspid dysplasia (TD) are rare forms of congenital heart defects affecting the tricuspid valve with a wide spectrum of severity. Prenatal diagnosis is made on…

Abstract Ventricular septal defects (VSD) are the most common cardiac defects (25%–30% of newborns), being frequently associated with more complex congenital heart defects (10% of fetuses with cardiac defects). The…