N10-N16: Renal tubulo-interstitial diseases
N13: Obstructive and reflux uropathy
Subcodes of N13:
- 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
- N13.4: Hydroureter
- N13.5: Kinking and stricture of ureter without hydronephrosis
- N13.6: Pyonephrosis
- N13.7: Vesicoureteral-reflux-associated uropathy
- N13.8: Other obstructive and reflux uropathy
- N13.9: Obstructive and reflux uropathy, unspecified
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If you see an ICD diagnosis code (e.g., on a medical report), be aware that doctors may also include additional indicators to express diagnostic certainty. Only a healthcare professional can interpret these codes accurately in the context of your individual case.
For a complete understanding of your condition and what the diagnosis means for you, please speak directly with your doctor.