I25.8Other forms of chronic ischaemic heart disease
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 IX
- Diseases of the circulatory system
- Group I20-I25
- Ischaemic heart diseases
- Official Vietnamese name
- Thể khác của bệnh tim thiếu máu cục bộ mạn tính
- Additional WHO coding guidance
- Any condition in I21- I22 and I24.- specified as chronic or with a stated duration of more than 4 weeks (more than 28 days) from onset
Related I25 codes
I25
Chronic ischaemic heart disease
I25.0
Primary diagnosis candidate
Atherosclerotic cardiovascular disease, so described
I25.1
Primary diagnosis candidate
Atherosclerotic heart disease
I25.2
Primary diagnosis candidate
Old myocardial infarction
I25.3
Primary diagnosis candidate
Aneurysm of heart
I25.4
Primary diagnosis candidate
Coronary artery aneurysm and dissection
I25.5
Primary diagnosis candidate
Ischaemic cardiomyopathy
I25.6
Primary diagnosis candidate
Silent myocardial ischaemia
I25.9
Primary diagnosis candidate
Chronic ischaemic heart 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.
