Includes
- Chronic infectious interstitial nephritis
- Chronic pyelitis
- Chronic pyelonephritis
- N11
- N11.0
- N11.1
- N11.8
- N11.9
| | Chronic tubulo-interstitial nephritis |
| | Nonobstructive reflux-associated chronic pyelonephritis |
| | Chronic obstructive pyelonephritis |
| | Other chronic tubulo-interstitial nephritis |
| | Chronic tubulo-interstitial nephritis, unspecified |
