Psychotic disorders are mental disorders in which the personality is seriously disorganized and a person's contact with reality is impaired. During a psychotic episode a person is confused about reality and often experiences delusions and/or hallucinations.

Some of the characteristics associated with psychotic disorders include delusions, hallucinations, bizarre behavior, incoherent or disorganized speech, and/or disorganized behavior. Between 2 and 5% of elderly persons living in the community exhibit excessive suspiciousness and persecutory delusions. As many as 4 to 5% have delusions and hallucinations, and these symptoms are often disabling.

Psychotic Disorder	Short Description
List of Psychotic Disorders
Delusional Disorder	Delusional disorder, as defined in the American Psychiatric Association's Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition (DSM-IV), refers to a group of conditions in which the central feature is the presence of delusions in the absence of other symptomatology.
Brief Psychotic Disorder	DSM-IV defines brief psychotic disorder as an illness lasting from 1 day to 1 month, with an eventual return to the premorbid level of functioning. Brief psychotic disorder is uncommon.
Schizoaffective Disorder	Schizoaffective disorder includes elements of both psychosis and mood disorder.
Shared Psychotic Disorder	A Shared Psychotic Disorder is one is which a person who has a psychosis essentially superimposes their delusions onto a previously healthy person, who then shares the delusion.
Dementia	Dementia refers to a loss of cognitive function (cognition) due to changes in the brain caused by disease or trauma. The changes may occur gradually or quickly; and how they occur may determine whether dementia is reversible or irreversible. Multi infarct Dementia, Fronto Temporal dementia, Lewy Body dementia, Frontal Lobe dementia, Parkinsons-Dementia
Schizophreniform	Schizophreniform disorder is characterized by the presence of the criterion A symptoms of schizophrenia, including delusions, hallucinations, disorganized speech, disorganized or catatonic behavior, and negative symptoms.

Depression tip:

An obsession with body image can lead to anorexia, where the sufferer perceives herself to be fat even though she is actually underweight.
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