Hi i got a child term svd bw 3.4kg,girl...was investigated for prolonged jaundice, urine culture came bck as e coli, the rest of bloods r ok, i got an us kub done both kidneys normal, they say there is mild splaying of her left pelvicalyceal system....next plan is to rpt culture n start antibiotics, do u think she requires rpt ultrasound or get mcu done....is it a common finding of mild splaying....