Schizophrenia Spectrum and Other Psychotic Disorders

Schizophrenia is a disorder of psychosis in which the person’s thoughts, perceptions, and behaviors are out of contact with reality.

The spectrum of psychotic disorders includes schizophrenia, schizoaffective disorder, delusional disorder, and catatonia.

While genetics, environment, neurobiology, and psychosocial stress contribute to schizophrenia, the exact cause of the disease is unknown.