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ICD-10 diagnosis code

F23.1 Acute polymorphic psychotic disorder with symptoms of schizophrenia

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F23.1 is the ICD-10 code for Acute polymorphic psychotic disorder with symptoms of schizophrenia. It is a four-character subcategory of F23 (Acute and transient psychotic disorders), the most specific level in the WHO edition. It belongs to the block F20–F29 (Schizophrenia, schizotypal and delusional disorders) in Chapter V, Mental and behavioural disorders.

Code type
Subcategory (4 characters)
Chapter
V · F00–F99
Classification
WHO ICD-10, 2019 version

Definition

An acute psychotic disorder in which the polymorphic and unstable clinical picture is present, as described in F23.0; despite this instability, however, some symptoms typical of schizophrenia are also in evidence for the majority of the time. If the schizophrenic symptoms persist the diagnosis should be changed to schizophrenia (F20.-).

What F23.1 includes

Conditions and terms that are coded here.

  • Bouffée délirante with symptoms of schizophrenia
  • Cycloid psychosis with symptoms of schizophrenia

F23.1 in national editions

Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.

SwedenICD-10-SE

F23.1Akut polymorf psykos med schizofren sjukdomsbild

NorwayICD-10-NO

F23.1Akutt polymorf schizofreniform psykose

  • F23.10Akutt polymorf schizofreniform psykose uten akutt påkjenning
  • F23.11Akutt polymorf schizofreniform psykose med akutt påkjenning
DenmarkICD-10-DK

DF231Akut polymorf skizofreniform psykose

  • DF2310Akut polymorf skizofreniform non-reaktiv psykose
  • DF2311Akut polymorf skizofreniform reaktiv psykose
FinlandICD-10-FI

F23.1Akuutti monimuotoinen skitsofreniaoireinen psykoottinen häiriö

  • F23.10Akuutti monimuotoinen skitsofreniaoireinen psykoottinen häiriö tilaan ei liity akuutti rasitetekijää
  • F23.11Akuutti monimuotoinen skitsofreniaoireinen psykoottinen häiriö tilaan liittyy akuutti rasitetekijä
  • F23.19Akuutti monimuotoinen skitsofreniaoireinen psykoottinen häiriö ei tietoa rasitetekijöistä
GermanyICD-10-GM

F23.1Akute polymorphe psychotische Störung mit Symptomen einer Schizophrenie

FranceICD-10-FR

F23.1Trouble psychotique aigu polymorphe, avec symptômes schizophréniques

NetherlandsICD-10-NL

F23.1acute psychotische stoornis, polymorf van aard, met symptomen van

Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.

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