F07.1Postencephalitic 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.
- Chapter V
- Mental and behavioural disorders
- Group F00-F09
- Organic, including symptomatic, mental disorders
- Official Vietnamese name
- Hội chứng sau viêm não
- Additional WHO coding guidance
- Residual nonspecific and variable behavioural change following recovery from either viral or bacterial encephalitis. The principal difference between this disorder and the organic personality disorders is that it is reversible. Excl.:
Related F07 codes
F07
Personality and behavioural disorders due to brain disease, damage and dysfunction
F07.0
Primary diagnosis candidate
Organic personality disorder
F07.2
Primary diagnosis candidate
Postconcussional syndrome
F07.8
Primary diagnosis candidate
Other organic personality and behavioural disorders due to brain disease, damage and dysfunction
F07.9
Primary diagnosis candidate
Unspecified organic personality and behavioural disorder due to brain disease, damage and dysfunction
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.
