Research Article

Early Detection of Fetal Malformation, a Long Distance Yet to Cover! Present Status and Potential of First Trimester Ultrasonography in Detection of Fetal Congenital Malformation in a Developing Country: Experience at a Tertiary Care Centre in India

Box 3

List of malformations we found undetectable before 12 weeks and difficult between 12–20 weeks.
Agenesis of corpus callosum
Cystic congenital adenomatoid malformation, extralobar sequestration
Dandywalker malformation and variants
Duodenal atresia
Hydronephrosis, renal agenesis, duplex kidney
Bowel obstruction