N11.1✓ Billable
Chronic obstructive pyelonephritis
Inclusion Terms
- •Pyelonephritis (chronic) associated with anomaly of pelviureteric junction
- •Pyelonephritis (chronic) associated with anomaly of pyeloureteric junction
- •Pyelonephritis (chronic) associated with crossing of vessel
- •Pyelonephritis (chronic) associated with kinking of ureter
- •Pyelonephritis (chronic) associated with obstruction of ureter
- •Pyelonephritis (chronic) associated with stricture of pelviureteric junction
- •Pyelonephritis (chronic) associated with stricture of ureter
✗ Excludes 1(Not coded here)
- •calculous pyelonephritis (N20.9)
- •obstructive uropathy (N13.-)
Code Hierarchy
┌14Diseases of the genitourinary system (N00-N99)├N10-N16Renal tubulo-interstitial diseases (N10-N16)├N11Chronic tubulo-interstitial nephritis
└N11.1Chronic obstructive pyelonephritis
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