Question: Hi iam 20weeks my anomaly scan shows prominance fetal left renal pelvis ,AP diameter shows 4.7 mm

Answer: Mild dilatation is acceptable, Can be due to the obstruction in the flow of urine It resolve on its own over time You should correlate it with NT scan double marker or triple marker screen test, if this is the Single abnormality seen then no need to worry about Only thing you need to do is repeat ultrasounds with measurement of kidney should be done to see whether it is increasing or decreasing Baby will be monitored till 1 month after delivery.