N10
Acute pyelonephritis
Renal tubulo-interstitial diseases (N10-N16)
Chapter 14: Diseases of the genitourinary system (N00-N99)
44 codes in this range
N11
Chronic tubulo-interstitial nephritis
N11.0
Nonobstructive reflux-associated chronic pyelonephritis
N11.1
Chronic obstructive pyelonephritis
N11.8
Other chronic tubulo-interstitial nephritis
N11.9
Chronic tubulo-interstitial nephritis, unspecified
N12
Tubulo-interstitial nephritis, not specified as acute or chronic
N13
Obstructive and reflux uropathy
N13.0
Hydronephrosis with ureteropelvic junction obstruction
N13.1
Hydronephrosis with ureteral stricture, not elsewhere classified
N13.2
Hydronephrosis with renal and ureteral calculous obstruction
N13.3
Other and unspecified hydronephrosis
N13.30
Unspecified hydronephrosis
N13.39
Other hydronephrosis
N13.4
Hydroureter
N13.5
Crossing vessel and stricture of ureter without hydronephrosis
N13.6
Pyonephrosis
N13.7
Vesicoureteral-reflux
N13.70
Vesicoureteral-reflux, unspecified
N13.71
Vesicoureteral-reflux without reflux nephropathy
N13.72
Vesicoureteral-reflux with reflux nephropathy without hydroureter
N13.721
Vesicoureteral-reflux with reflux nephropathy without hydroureter, unilateral
N13.722
Vesicoureteral-reflux with reflux nephropathy without hydroureter, bilateral
N13.729
Vesicoureteral-reflux with reflux nephropathy without hydroureter, unspecified
N13.73
Vesicoureteral-reflux with reflux nephropathy with hydroureter
N13.731
Vesicoureteral-reflux with reflux nephropathy with hydroureter, unilateral
N13.732
Vesicoureteral-reflux with reflux nephropathy with hydroureter, bilateral
N13.739
Vesicoureteral-reflux with reflux nephropathy with hydroureter, unspecified
N13.8
Other obstructive and reflux uropathy
N13.9
Obstructive and reflux uropathy, unspecified
N14
Drug- and heavy-metal-induced tubulo-interstitial and tubular conditions
N14.0
Analgesic nephropathy
N14.1
Nephropathy induced by other drugs, medicaments and biological substances
N14.11
Contrast-induced nephropathy
N14.19
Nephropathy induced by other drugs, medicaments and biological substances
N14.2
Nephropathy induced by unspecified drug, medicament or biological substance
N14.3
Nephropathy induced by heavy metals
N14.4
Toxic nephropathy, not elsewhere classified
N15
Other renal tubulo-interstitial diseases
N15.0
Balkan nephropathy
N15.1
Renal and perinephric abscess
N15.8
Other specified renal tubulo-interstitial diseases
N15.9
Renal tubulo-interstitial disease, unspecified
N16
Renal tubulo-interstitial disorders in diseases classified elsewhere