Sensory deprivation (being put in a room often without windows, away from family, friends and all that is familiar),
Sensory overload (being tethered to noisy machines day and night),
Pain (which may not be adequately controlled in an ICU),
Disruption of the normal day-night rhythm, or simply
The loss of control over their lives that patients often feel in an ICU.
ICU psychosis often goes away with the coming of morning or sleep. Although it may linger through the day, severe agitation usually occurs only at night. (This phenomenon, called sundowning, is common in nursing homes).
- Psychosis, schizophrenia
The most chronic and disabling of the major mental illnesses. Schizophrenia may be one disorder, or it may be many disorders, with different causes. Because of the disorder’s complexity, few generalizations hold true for all people who are diagnosed as schizophrenic.
Relating to both the mind and the body or to the mind-body interrelationships. From the Greek words psych(emacr) meaning the organ of thought and judgment and somatikos meaning the body.
- Psychosomatic illness
A situation in which the mind influences the body to create or complicate an illness.
The treatment of a behavior disorders, mental illness, or any other condition by psychological means. Psychotherapy may utilize insight, persuasion, suggestion, reassurance, and instruction so that patients may see themselves and their problems more realistically and have the desire to cope effectively with them. There are many possible definitions of psychotherapy, just as there are […]
- Psychotropic drug
Any drug capable of affecting the mind, emotions, and behavior. Some legal drugs, such as lithium for bipolar disorder, are psychotropic. Many illicit drugs, such as cocaine, are also psychotropic. Also known as psychodynamic drug.