If the symptoms have persisted for at least one month, a provisional diagnosis of<unk>  can be made while waiting to see if recovery occurs. If the symptoms resolve within 6 months of onset, the provisional qualifier is removed from the diagnosis. However, if the symptoms persist for 6 months or more, the diagnosis of<unk>  must be revised. The diagnosis of brief psychotic disorder may be considered when the duration of symptoms is less than one month. The main symptoms of both<unk>  and schizophrenia may include: *delusions, *hallucinations, *disorganized speech resulting from formal thought disorder, *disorganized or catatonic behavior, and negative symptoms, such as *an inability to feel a range of emotions (flat affect), *an inability to experience pleasure (anhedonia), *impaired or decreased speech (aphasia), *a lack of desire to form relationships (asociality), and *a lack of motivation (avolition).
Schizophreniform disorder
Schizoaffective disorder
Disorganized schizophrenia
Schizophrenia
Bipolar disorder not otherwise specified
Simple-type schizophrenia
Bipolar I disorder
Post-schizophrenic depression