OBJECTIVE To determine the relationship between trisomies 13, 18, and 21 and craniofacial malformations detected by prenatal sonography. DESIGN During a 29-year period (1976 through 2004), prenatal sonographic findings of 69 fetuses with trisomy 13; 171 fetuses with trisomy 18; 302 fetuses with trisomy 21; and 17 fetuses with other trisomies were evaluated retrospectively, after fetal karyoty...

Congenital lung lesions that can be diagnosed on the basis of prenatal sonography include cystic adenomatoid malformations and extrapulmonary bronchopulmonary sequestrations. Intralobar bronchopulmonary sequestration is a rare congenital malformation of the lung. The prenatal sonographic features of this condition are reported here.

Prenatal ultrasound is a powerful tool for the detection of structural abnormalities of fetuses in trisomy 13 pregnancies. This article provides a comprehensive review of the prenatal sonographic features of trisomy 13 fetuses in the second and third trimesters, including cystic hygroma and nuchal edema, congenital heart defects, hydrops fetalis, omphalocele, diaphragmatic hernia, urinary tract...

Klippel-Trenaunay-Weber syndrome is a rare cutaneous vascular disorder characterized by the presence of multiple hemangiomata, arteriovenous fistulas, and limb hypertrophy. We report the prenatal sonographic findings in a case of Klippel-Trenaunay-Weber (KTW) syndrome including fetal limb hypertrophy and large subcutaneous cystic lesions. Prenatal diagnosis is possible by ultrasound examination...

the arnold-chiari malformation is a congenital abnormality of cns, characterized by downward displacement the parts of the cerebellum, fourth ventricle, pons and medulla oblongata into the spinal canal. this malformation is one of causative factor of death in neonates and infants. a thorough understanding of the direct and indirect sonographic findings is necessary for diagnosis of chiari ii ma...