World Health Organization · 2026-01 · English
GB56 Obstructive or reflux nephropathy
Official WHO ICD-11 MMS tabulation. This international classification is separate from US ICD-10-CM. For complete instructions and postcoordination, consult the WHO browser.
More specific codes
GB56.0Hydronephrosis with ureteropelvic junction obstructionGB56.1Hydronephrosis with ureteral obstructionGB56.2Hydronephrosis with ureteral orifice obstructionGB56.3Hydronephrosis due to bladder obstructionGB56.4Other or unspecified hydronephrosisGB56.5Hydronephrosis and reflux nephropathy with vesicoureteral or vesico-uretero-renal refluxGB56.YOther specified obstructive or reflux nephropathyGB56.ZObstructive or reflux nephropathy, unspecified© World Health Organization · CC BY-ND 3.0 IGO