Q87.4Marfan syndrome
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.
- Group Q80-Q89
- Other congenital malformations
- Official Vietnamese name
- Hội chứng Marfan
Related Q87 codes
Q87
Other specified congenital malformation syndromes affecting multiple systems
Q87.0
Primary diagnosis candidate
Congenital malformation syndromes predominantly affecting facial appearance
Q87.1
Primary diagnosis candidate
Congenital malformation syndromes predominantly associated with short stature
Q87.2
Primary diagnosis candidate
Congenital malformation syndromes predominantly involving limbs
Q87.3
Primary diagnosis candidate
Congenital malformation syndromes involving early overgrowth
Q87.5
Primary diagnosis candidate
Other congenital malformation syndromes with other skeletal changes
Q87.8
Primary diagnosis candidate
Other specified congenital malformation syndromes, not elsewhere classified
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.
