Table of Contents

F20-29 : Psychoses

F20 Schizophrenia, Schizotypal, and Delusional disorders

F20 Schizophrenia

  • F20.0 Paranoid Schizophrenia
  • F20.1 Hebephrenic Schizophrenia
  • F20.2 Catatonic Schizophrenia
  • F20.3 Undifferentiated Schizophrenia
  • F20.4 Post-schizophrenic depression
  • F20.5 Residual Schizophrenia
  • F20.6 Simple Schizophrenia
  • F20.8 Other Schizophrenia
  • F20.9 Schizophrenia, undifferentiated

A fifth character may be used to classify course: * .x0 Continuous * .x1 Episodic with progressive deficit * .x2 Episodic with stable deficit * .x3 Episodic remittent * .x4 Incomplete remission * .x5 Complete remission * .x8 Other * .x9 Course uncertain, period of observation too short

F21 Schizotypal disorder

F22 Persistent delusional disorders

  • F22.0 Delusional disorders
  • F22.8 Other persistent delusional disorders
  • F22.9 Persistent delusional disorder, unspecified  

F23 Acute and transient psychotic disorders

  • F23.0 Acute polymorphic psychotic disorder without symptoms of schizophrenia
  • F23.1 Acute polymorphic psychotic disorder with symptoms of schizophrenia
  • F23.2 Acute schizophrenia-like psychotic disorder
  • F23.3 Other acute predominantly delusional psychotic disorder
  • F23.8 Other acute and transient psychotic disorder
  • F23.9 Acute and transient psychotic disorder, unspecified

A fifth character may be used to classify the following subtypes: * .x0 Without associated acute stress * .x1 With associated acute stress

F24 Induced delusional disorder

F25 Schizoaffective disorders

  • F25.0 Schizoaffective disorder, manic type
  • F25.1 Schizoaffective disorder, depressive type
  • F25.2 Schizoaffective disorder, mixed type
  • F25.8 Other schizoaffective disorders
  • F25.9 Schizoaffective disorder, unspecified

A fifth character may be used to classify the following subtypes: * .x0 Concurrent affective and schizophrenic symptoms only\ * .x1 Concurrent affective and schizophrenic symptoms plus persistence of the schizophrenic symptoms beyond the duration of the affective symptoms

F28 Other non-organic psychotic disorders

F29 Unspecified non-organic psychosis