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What is Reflux into grossly dilated ureter belongs to which grade of Vericoureteric Reflux ? and explain in detail?
Grading of VUR based on radiocontrast MCO :



Grade
Description


I
Reflux into non - dilated distal ureter


II
Reflux into upper collecting system in non dilated ureter


III
Reflux into dilated ureter


IV
Reflux into grossly dilated ureter


V
massive Reflux with ureteral dilation , tortuous effaced calyces