From parent levels
ChapterVMental and behavioural disordersinc.exc.Open
Inclusions
- disorders of psychological development
Exclusions
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
BlockF20-F29Schizophrenia, schizotypal and delusional disordersdef.Open
This block brings together schizophrenia, as the most important member of the group, schizotypal disorder, persistent delusional disorders, and a larger group of acute and transient psychotic disorders. Schizoaffective disorders have been retained here in spite of their controversial nature.
Other nonorganic psychotic disorders
Delusional or hallucinatory disorders that do not justify a diagnosis of schizophrenia (F20.-), persistent delusional disorders (F22.-), acute and transient psychotic disorders (F23.-), psychotic types of manic episode (F30.2), or severe depressive episode (F32.3).
Inclusions
- Chronic hallucinatory psychosis