Causes, Incidence and Risk Factors Psychosis is a severe mental condition characterized by a loss of contact with reality.
Psychotic illnesses have a physical or emotional cause.
Signs And Tests Psychological evaluation and testing helps to pinpoint the exact diagnosis related to the psychosis. Laboratory or radiological testing is usually not helpful. However, sometime such tests can help to pinpoint the exact diagnosis. Care in a hospital is often needed. Psychotherapy is helpful for some psychotic disorders.