Group | Clinical features |
---|---|
A | Changes confined to the lower urinary tract (posterior urethra and urinary bladder) with normal ureters and kidneys. [(I) Responding to therapy i. (II) Not responding to therapy.] |
B | Involvement of the upper tracts, in addition to the lower tract changes. (Hydroureteronephrosis/megaureter/VUR) [(I) Responding to therapy ii. (II) Not responding to therapy.] |
C | Evidence of renal parenchymal damage iii. (Inherent renal dysplasia/acquired renal scarring or abnormal renal function tests). [(I) Responding to therapy iv. (II) Not responding to therapy.] |
D | Evidence of systemic complications v. |
E | End-stage renal disease/chronic renal failure. |