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ICD-10 diagnosis code

N03 Chronic nephritic syndrome

This page in Swedish

N03 is the ICD-10 code for Chronic nephritic syndrome. It is a three-character category. WHO defines its fourth-character subdivisions once for the whole group of categories; the national editions below list them in full. It belongs to the block N00–N08 (Glomerular diseases) in Chapter XIV, Diseases of the genitourinary system.

Code type
Category (3 characters)
Chapter
XIV · N00–N99
Classification
WHO ICD-10, 2019 version

What N03 includes

Conditions and terms that are coded here.

  • chronic:
    • glomerular disease
    • glomerulonephritis
    • nephritis

What N03 excludes

Conditions that look similar but belong under another code.

  • chronic tubulo-interstitial nephritis N11.-
  • diffuse sclerosing glomerulonephritis N18.-
  • nephritic syndrome NOS N05.-

N03 in national editions

Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.

SwedenICD-10-SE

N03Kronisk glomerulonefrit

  • N03.0Kronisk glomerulonefrit - lätt glomerulär abnormitet
  • N03.1Kronisk glomerulonefrit - fokala och segmentella glomerulära skador
  • N03.2Kronisk glomerulonefrit - diffus membranös glomerulonefrit
  • N03.3Kronisk glomerulonefrit - diffus mesangiell proliferativ glomerulonefrit
  • N03.4Kronisk glomerulonefrit - diffus endokapillär proliferativ glomerulonefrit
  • N03.5Kronisk glomerulonefrit - diffus mesangiokapillär glomerulonefrit
  • N03.6Kronisk glomerulonefrit - dense deposit disease
  • N03.7Kronisk glomerulonefrit - diffus crescentisk glomerulonefrit
  • and 2 more national subcodes
NorwayICD-10-NO

Listed through more specific codes:

  • N03.0Kronisk nefrittisk syndrom med mindre glomerulær abnormitet
  • N03.1Kronisk nefrittisk syndrom med fokal eller segmentell glomerulusskade
  • N03.2Kronisk nefrittisk syndrom med diffus membranøs glomerulonefritt
  • N03.3Kronisk nefrittisk syndrom med diffus mesangiell proliferativ glomerulonefritt
  • N03.4Kronisk nefrittisk syndrom med diffus endokapillær proliferativ glomerulonefritt
  • N03.5Kronisk nefrittisk syndrom med diffus mesangiokapillær glomerulonefritt
  • N03.6Kronisk nefrittisk syndrom med «dense deposit disease»
  • N03.7Kronisk nefrittisk syndrom med diffus halvmåne-glomerulonefritt
  • and 2 more national subcodes
DenmarkICD-10-DK

DN03Kronisk nyrebetændelse

  • DN030Kronisk glomerulonefritis med minimale glomerulære forandringer
  • DN031Kronisk glomerulonefritis med fokale eller segmentære glomerulære forandringer
  • DN032Kronisk glomerulonefritis med diffus membranøs morfologi
  • DN033Kronisk glomerulonefritis med diffus mesangial proliferation
  • DN034Kronisk glomerulonefritis med diffus endokapillær proliferation
  • DN035Kronisk glomerulonefritis med membranoproliferativ morfologi type 1 og 3 eller UNS
  • DN036Kronisk glomerulonefritis med membranoproliferativ morfologi type 2
  • DN037Kronisk glomerulonefritis med ekstrakapillær morfologi
  • and 2 more national subcodes
GermanyICD-10-GM

N03Chronisches nephritisches Syndrom

FranceICD-10-FR

N03Syndrome néphritique chronique

  • N03.10Syndrome néphritique chronique avec lésions glomérulaires segmentaires et focales, avec
  • N03.19Syndromes néphritiques chroniques avec lésions glomérulaires segmentaires et focales,
  • N03.30Syndrome néphritique chronique avec glomérulonéphrite proliférative mésangiale diffuse,
  • N03.39Syndromes néphritiques chroniques avec glomérulonéphrite proliférative mésangiale
  • N03.80Syndrome néphritique chronique avec autres lésions, avec dépôts d’immunoglobuline A
  • N03.89Syndromes néphritiques chroniques avec autres lésions, autres et sans précision
NetherlandsICD-10-NL

N03chronisch nefritisch syndroom

United StatesICD-10-CM

Listed through more specific codes:

  • N03.0Chronic nephritic syndrome with minor glomerular abnormality
  • N03.1Chronic nephritic syndrome with focal and segmental glomerular lesions
  • N03.2Chronic nephritic syndrome with diffuse membranous glomerulonephritis
  • N03.3Chronic nephritic syndrome with diffuse mesangial proliferative glomerulonephritis
  • N03.4Chronic nephritic syndrome with diffuse endocapillary proliferative glomerulonephritis
  • N03.5Chronic nephritic syndrome with diffuse mesangiocapillary glomerulonephritis
  • N03.6Chronic nephritic syndrome with dense deposit disease
  • N03.7Chronic nephritic syndrome with diffuse crescentic glomerulonephritis
  • and 3 more national subcodes

Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.

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