NCIt definition : Chronic kidney damage due to vesicoureteral reflux.;
Alternative definition : CDISC: Constellation of tubule changes extending from papilla to cortex. In the cortex,
the lesions consist of linear patches of tubular basophilia coupled with tubular dilation
and tracts of basophilic, hyperplastic collecting ducts, often with mitotic figures.
Inflammation is usually not a prominent component. Differentiated from obstructive
nephropathy by absence of granulomatous inflammation and crystals.; NICHD: Nephropathy associated with retrograde flow of urine into the kidney.;