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icu psychosis - Definition:
(Source: MedicineNet)
ICU psychosis : A disorder in which patients in an intensive care unit (ICU) or a similar hospital setting may experience anxiety, become paranoid, hear voices, see things that are not there, become severely disoriented in time and place, become very agitated, even violent, etc. The condition has been formally defined as "acute brain syndrome involving impaired intellectual functioning which occurs in patients who are being treated within a critical care unit." ICU psychosis is a form of delirium, or acute brain failure. Organic factors including dehydration, hypoxia (low blood oxygen), heart failure (inadequate cardiac output), infection and drugs can cause or contribute to delirium.
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