N03Chronic nephritic syndrome
Code usage status
Primary diagnosis
Select a more specific code
Apply only when it matches the confirmed diagnosis and the documented clinical record.
Specificity
Do not use N03 directly
Use the most specific code supported by the record.
- Chapter XIV
- Diseases of the genitourinary system
- Group N00-N08
- Glomerular diseases
- Official Vietnamese name
- Hội chứng viêm thận mạn tính
- Additional WHO coding guidance
- [See before N00 for subdivisions] Incl.: chronic: glomerular disease glomerulonephritis nephritis Excl.: chronic tubulo- interstitial nephritis (N11.-) diffuse sclerosing glomerulonephritis (N18.-) nephritic syndrome NOS (N05.-)
Related N03 codes
N03.0
Primary diagnosis candidate
Chronic nephritic syndrome, minor glomerular abnormality
N03.1
Primary diagnosis candidate
Chronic nephritic syndrome, focal and segmental glomerular lesions
N03.2
Primary diagnosis candidate
Chronic nephritic syndrome, diffuse membranous glomerulonephritis
N03.3
Primary diagnosis candidate
Chronic nephritic syndrome, diffuse mesangial proliferative glomerulonephritis
N03.4
Primary diagnosis candidate
Chronic nephritic syndrome, diffuse endocapillary proliferative glomerulonephritis
N03.5
Primary diagnosis candidate
Chronic nephritic syndrome, diffuse mesangiocapillary glomerulonephritis
N03.6
Primary diagnosis candidate
Chronic nephritic syndrome, dense deposit disease
N03.7
Primary diagnosis candidate
Chronic nephritic syndrome, diffuse crescentic glomerulonephritis
N03.8
Primary diagnosis candidate
Chronic nephritic syndrome, other
N03.9
Primary diagnosis candidate
Chronic nephritic syndrome, unspecified
Clinical record checklist
View coding guide →- Confirm that the code matches the final documented diagnosis.
- Use one primary-diagnosis code and record only relevant additional conditions.
- Review Ministry indicators, inclusions, exclusions and notes.
- Do not infer a diagnosis beyond the clinical record.
2026 regulatory basis
Indicators are taken from columns 24–29 of the classification accompanying Circular 06/2026/TT-BYT, cross-referenced with Decision 1849/QĐ-BYT and Official Dispatch 4059/BYT-BH.
