ICU psychosis

ICU psy·cho·sis

psychotic episode(s), classically occurring in coronary care patients, occurring within 24 hours after entering the ICU in patients with no previous history of psychosis; related to sleep deprivation, overstimulation in the ICU, and time spent on life support systems; should be distinguished from exacerbation of a preexisting psychosis or an organic psychosis such as delirium.
A type of organic brain syndrome characterised by an array of psychological reactions, including fear, anxiety, depression, hallucinations, and delirium, attributed to the unique ICU environment in which there is 24/7 activity, harsh stimuli, unfamiliar people, uncomfortable procedures, and overwhelming technology

ICU psy·cho·sis

(sī-kō'sis) Psychotic episode(s) occurring within 24 hours after entering the intensive care unit in people with no previous history of psychosis; related to sleep deprivation, overstimulation, and time spent on life support systems.