E80Disorders of porphyrin and bilirubin metabolism
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 E80 directly
Use the most specific code supported by the record.
- Group E70-E90
- Metabolic disorders
- Official Vietnamese name
- Rối loạn chuyển hóa porphyrin và/hoặc bilirubin
- Additional WHO coding guidance
- Incl.: defects of catalase and peroxidase
Related E80 codes
E80.0
Primary diagnosis candidate
Hereditary erythropoietic porphyria
E80.1
Primary diagnosis candidate
Porphyria cutanea tarda
E80.2
Primary diagnosis candidate
Other porphyria
E80.3
Primary diagnosis candidate
Defects of catalase and peroxidase
E80.4
Primary diagnosis candidate
Gilbert syndrome
E80.5
Primary diagnosis candidate
Crigler-Najjar syndrome
E80.6
Primary diagnosis candidate
Other disorders of bilirubin metabolism
E80.7
Primary diagnosis candidate
Disorder of bilirubin metabolism, 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.
