I35.1Aortic (valve) insufficiency
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 I30-I52
- Other forms of heart disease
- Official Vietnamese name
- Hở (van) động mạch chủ
- Additional WHO coding guidance
- Aortic (valve): incompetence NOS or of specified cause, except rheumatic regurgitation NOS or of specified cause, except rheumatic
Related I35 codes
I35
Nonrheumatic aortic valve disorders
I35.0
Primary diagnosis candidate
Aortic (valve) stenosis
I35.2
Primary diagnosis candidate
Aortic (valve) stenosis with insufficiency
I35.8
Primary diagnosis candidate
Other aortic valve disorders
I35.9
Primary diagnosis candidate
Aortic valve disorder, 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.
