ICD-10-CM code "N13": Obstructive and reflux uropathy (2024)

Excludes

1. Diseases of the genitourinary system (N00-N99)

   Type 2certain conditions originating in the perinatal period (P04-P96)

   Type 2certain infectious and parasitic diseases (A00-B99)

   Type 2complications of pregnancy, childbirth and the puerperium (O00-O9A)

   Type 2congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)

   Type 2endocrine, nutritional and metabolic diseases (E00-E88)

   Type 2injury, poisoning and certain other consequences of external causes (S00-T88)

   Type 2neoplasms (C00-D49)

   Type 2symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

2. Renal tubulo-interstitial diseases (N10-N16)

   Type 1pyeloureteritis cystica (N28.85)

3. Obstructive and reflux uropathy (N13)

   Type 2calculus of kidney and ureter without hydronephrosis (N20.-)

   Type 2congenital obstructive defects of renal pelvis and ureter (Q62.0-Q62.3)

   Type 2hydronephrosis with ureteropelvic junction obstruction (Q62.11)

   Type 2obstructive pyelonephritis (N11.1)

Includes

1. Diseases of the genitourinary system (N00-N99)
2. Renal tubulo-interstitial diseases (N10-N16)

   Includespyelonephritis

3. Obstructive and reflux uropathy (N13)

Subcategories

• Hydronephrosis with ureteropelvic junction obstruction (N13.0)
• Hydronephrosis with ureteral stricture, not elsewhere classified (N13.1)
• Hydronephrosis with renal and ureteral calculous obstruction (N13.2)
• Other and unspecified hydronephrosis (N13.3)
• Hydroureter (N13.4)
• Crossing vessel and stricture of ureter without hydronephrosis (N13.5)
• Pyonephrosis (N13.6)
• Vesicoureteral-reflux (N13.7)
• Other obstructive and reflux uropathy (N13.8)
• Obstructive and reflux uropathy, unspecified (N13.9)