K75.4Autoimmune hepatitis
Code usage status
Primary diagnosis
May be used as the primary diagnosis
Apply only when it matches the confirmed diagnosis and the documented clinical record.
Specificity
Complete code in the classification
Use when the diagnosis matches and no exclusion applies.
- Chapter XI
- Diseases of the digestive system
- Group K70-K77
- Diseases of liver
- Official Vietnamese name
- Viêm gan tự miễn
- Additional WHO coding guidance
- Lupoid hepatitis NEC
Related K75 codes
K75
Other inflammatory liver diseases
K75.0
Primary diagnosis candidate
Abscess of liver
K75.1
Primary diagnosis candidate
Phlebitis of portal vein
K75.2
Primary diagnosis candidate
Nonspecific reactive hepatitis
K75.3
Primary diagnosis candidate
Granulomatous hepatitis, not elsewhere classified
K75.8
Primary diagnosis candidate
Other specified inflammatory liver diseases
K75.9
Primary diagnosis candidate
Inflammatory liver disease, 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.
