U08.9Personal history of COVID-19, unspecified
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 XXII
- Codes for special purposes
- Official Vietnamese name
- Tiền sử cá nhân mắc COVID-19, không xác định
- Additional WHO coding guidance
- Note: This optional code is used to record an earlier episode of COVID-19, confirmed or probable that influences the person’s health status, and the person no longer suffers of COVID-19. This code should not be used for primary mortality tabulation
Related U08 codes
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.
