Duplicated collecting system KUB x ray

• Excretory urography may demonstrate the duplicated anatomy. Limitation is that a poorly functioning system may not excrete contrast and may resemble a mass.
• The drooping lily sign: inferolateral displacement of the opacified lower pole moiety in a duplex kidney from an obstructed (unopacified) upper pole moeity.

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  Duplicated collecting system
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  Duplicated collecting system

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