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ICD-10-CM
N11.1

ICD-10-CM Code N11.1

Official Description

Chronic obstructive pyelonephritis

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
Excludes1: calculous pyelonephritis (N20.9)
obstructive uropathy (N13.-)
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