الفهرس 
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Abstract
Antenatal ultrasound is a non–invasive highly sensitive, accurate and cost effective imaging technique which gives good results in experienced hands. Meticulous screening for pregnant ladies by ultrasound, especially in 2nd trimester and follows up of anomaly cases if required.
USG is now a very reliable tool for early detection of fetal congenital anomalies. Early detection of congenital anomalies can be done with high sensitivity and specificity and appropriate steps can be taken for further management.
The pattern and prevalence of congenital anomalies may vary over time or with geographical location, reflecting a complex interaction of known and unknown genetic and environmental factors including socio-cultural, racial and ethnic variables.