My baby s age is 50 days weight 4.5 kgs. At 7th month of pregnency in the scan doctor told that baby s left kidney was enlarged. on 19/11/13 we gone for scan and scan report is Left kidney enlarged in size (8.0x3.0cm)( right kidney is 5.2x2.6 cms) with gross dilatation of calyceal system with blunting of forniceal angel and loss of calceal cuppling. Relatively disproportionate dilatation of left renal pelvis compared to the calyceal system with tapering at pelviureteric junction. AP dimensions of pelvis -4.4cm. Cortical thickness at (upper pole - 0.434cm, mid pole - 0.04cm, and lower pole - 0.384cm). Peadiatric doctor asked us to go for operation within a month.kidnly advise. v.v.satyanarayana, ph no:0000, mail: YYYY@YYYY