VITiếng Việt
ICD-10 Vietnam

F23.0Acute polymorphic psychotic disorder without symptoms of schizophrenia

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 F20-F29
Schizophrenia, schizotypal and delusional disorders
Official Vietnamese name
Loạn thần cấp tính đa dạng không có triệu chứng của bệnh tâm thần phân liệt
Additional WHO coding guidance
An acute psychotic disorder in which hallucinations, delusions or perceptual disturbances are obvious but markedly variable, changing from day to day or even from hour to hour. Emotional turmoil with intense transient feelings of happiness or ecstasy, or anxiety and irritability, is also frequently present. The polymorphism and instability are characteristic for the overall clinical picture and the psychotic features do not justify a diagnosis of schizophrenia (F20.-). These disorders often have an abrupt onset, developing rapidly within a few days, and they frequently show a rapid resolution of symptoms with no recurrence. If the symptoms persist the diagnosis should be

Related F23 codes

F23 Acute and transient psychotic disorders F23.1 Primary diagnosis candidate Acute polymorphic psychotic disorder with symptoms of schizophrenia F23.2 Primary diagnosis candidate Acute schizophrenia-like psychotic disorder F23.3 Primary diagnosis candidate Other acute predominantly delusional psychotic disorders F23.8 Primary diagnosis candidate Other acute and transient psychotic disorders F23.9 Primary diagnosis candidate Acute and transient psychotic 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.