Chapter XIV
Diseases of the genitourinary system
(N00-N99)
NCCS
Rules
Conventions
GCS
Renal tubulo-interstitial diseases
(N10-N16)
Incl.:
pyelonephritis
Coding-Hint
Use additional code, if desired, to identify associated chronic kidney disease (
N18.-
) .
Excl.:
pyeloureteritis cystica (
N28.8
)
N10
Acute tubulo-interstitial nephritis
Incl.:
Acute:
infectious interstitial nephritis
pyelitis
pyelonephritis
Coding-Hint
Use additional code (B95-B98), if desired, to identify infectious agent.
N11
Chronic tubulo-interstitial nephritis
Incl.:
chronic:
infectious interstitial nephritis
pyelitis
pyelonephritis
Coding-Hint
Use additional code (B95-B98), if desired, to identify infectious agent.
N11.0
Nonobstructive reflux-associated chronic pyelonephritis
Incl.:
Pyelonephritis (chronic) associated with (vesicoureteral) reflux
Excl.:
vesicoureteral reflux NOS (
N13.7
)
N11.1
Chronic obstructive pyelonephritis
Incl.:
Pyelonephritis (chronic) associated with:
anomaly
kinking
obstruction
stricture
of
pelviureteric junction
pyeloureteric junction
ureter
Excl.:
calculous pyelonephritis (
N20.9
)
obstructive uropathy (
N13.-
)
N11.8
Other chronic tubulo-interstitial nephritis
Incl.:
Nonobstructive chronic pyelonephritis NOS
N11.9
Chronic tubulo-interstitial nephritis, unspecified
Incl.:
Chronic:
interstitial nephritis NOS
pyelitis NOS
pyelonephritis NOS
N12
Tubulo-interstitial nephritis, not specified as acute or chronic
Incl.:
Interstitial nephritis NOS
Pyelitis NOS
Pyelonephritis NOS
Excl.:
calculous pyelonephritis (
N20.9
)
N13
Obstructive and reflux uropathy
Excl.:
calculus of kidney and ureter without hydronephrosis (
N20.-
)
congenital obstructive defects of renal pelvis and ureter (
Q62.0-Q62.3
)
obstructive pyelonephritis (
N11.1
)
N13.0
Hydronephrosis with ureteropelvic junction obstruction
Excl.:
with infection (
N13.6
)
N13.1
Hydronephrosis with ureteral stricture, not elsewhere classified
Excl.:
with infection (
N13.6
)
N13.2
Hydronephrosis with renal and ureteral calculous obstruction
Excl.:
with infection (
N13.6
)
N13.3
Other and unspecified hydronephrosis
Excl.:
with infection (
N13.6
)
N13.4
Hydroureter
Excl.:
with infection (
N13.6
)
N13.5
Kinking and stricture of ureter without hydronephrosis
Excl.:
with infection (
N13.6
)
N13.6
Pyonephrosis
Incl.:
Conditions in N13.0-N13.5 with infection
Obstructive uropathy with infection
Coding-Hint
Use additional code (B95-B98), if desired, to identify infectious agent.
N13.7
Vesicoureteral-reflux-associated uropathy
Incl.:
Vesicoureteral reflux:
NOS
with scarring
Excl.:
reflux-associated pyelonephritis (
N11.0
)
N13.8
Other obstructive and reflux uropathy
N13.9
Obstructive and reflux uropathy, unspecified
Incl.:
Urinary tract obstruction NOS
N14
Drug- and heavy-metal-induced tubulo-interstitial and tubular conditions
Coding-Hint
Use additional external cause code (Chapter XX), if desired, to identify toxic agent.
N14.0
Analgesic nephropathy
N14.1
Nephropathy induced by other drugs, medicaments and biological substances
N14.2
Nephropathy induced by unspecified drug, medicament or biological substance
N14.3
Nephropathy induced by heavy metals
N14.4
Toxic nephropathy, not elsewhere classified
N15
Other renal tubulo-interstitial diseases
N15.0
Balkan nephropathy
Incl.:
Balkan endemic nephropathy
N15.1
Renal and perinephric abscess
N15.8
Other specified renal tubulo-interstitial diseases
N15.9
Renal tubulo-interstitial disease, unspecified
Incl.:
Infection of kidney NOS
Excl.:
urinary tract infection NOS (
N39.0
)
N16*
Renal tubulo-interstitial disorders in diseases classified elsewhere
N16.0*
Renal tubulo-interstitial disorders in infectious and parasitic diseases classified elsewhere
Incl.:
Renal tubulo-interstitial disorders (due to)(in):
brucellosis (
A23.-†
)
diphtheria (
A36.8†
)
salmonella infection (
A02.2†
)
sepsis (
A40-A41†
)
toxoplasmosis (
B58.8†
)
N16.1*
Renal tubulo-interstitial disorders in neoplastic diseases
Incl.:
Renal tubulo-interstitial disorders in:
leukaemia (
C91-C95†
)
lymphoma (
C81-C85†
,
C96.-†
)
multiple myeloma (
C90.0†
)
N16.2*
Renal tubulo-interstitial disorders in blood diseases and disorders involving the immune mechanism
Incl.:
Renal tubulo-interstitial disorders in:
mixed cryoglobulinaemia (
D89.1†
)
sarcoidosis (
D86.-†
)
N16.3*
Renal tubulo-interstitial disorders in metabolic diseases
Incl.:
Renal tubulo-interstitial disorders in:
cystinosis (
E72.0†
)
glycogen storage disease (
E74.0†
)
Wilson disease (
E83.0†
)
N16.4*
Renal tubulo-interstitial disorders in systemic connective tissue disorders
Incl.:
Renal tubulo-interstitial disorders in:
sicca syndrome [Sjögren] (
M35.0†
)
systemic lupus erythematosus (
M32.1†
)
N16.5*
Renal tubulo-interstitial disorders in transplant rejection (
T86.-†
)
N16.8*
Renal tubulo-interstitial disorders in other diseases classified elsewhere
NCCS
DCS.XIV.1