RID35178 drooping lily sign

definition Caudal and lateral displacement of opacified lower pole moiety of a duplex kidney by obstructed (unopacified) upper pole moeity, resembling a drooping flower. Upper pole moiety typically obstructed by ectopic ureterocele.

comment http://radiographics.rsna.org/cgi/content/full/24/suppl_1/S247