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Delirium (formerly acute confusional state, an ambiguous term that is now discouraged) [1] is a specific state of acute confusion attributable to the direct physiological consequence of a medical condition, effects of a psychoactive substance, or multiple causes, which usually develops over the course of hours to days.
Delirium tremens was also given an alternate medical definition since at least the 1840s, being known as mania a potu, which translates to 'mania from drink'. [28] The Belgian beer "Delirium Tremens," introduced in 1988, is a direct reference and also uses a pink elephant as its logo to highlight one of the symptoms of delirium tremens. [29] [30]
It is described in the DSM-5 as a fluctuating acute change in mental status with associated changes in cognition, attention, and level of consciousness. [9] The onset of delirium can vary from minutes to hours and sometimes days. However, the course of the delirium typically lasts from a few hours to weeks, depending on the underlying cause. [4]
Also known as “sundowner’s syndrome,” sundowning is a set of symptoms or behaviors that can be seen in some people with Alzheimer’s disease and dementia, according to the Alzheimer’s ...
Delirium tremens (DTs) do not appear suddenly, unlike alcoholic hallucinosis. DTs also take approximately 48 to 72 hours to appear after the heavy drinking stops. A tremor develops in the hands and can also affect the head and body. A common symptom of delirium tremens is that people become severely uncoordinated.
The emergency physicians' 2009 report said excited delirium's symptoms included unusual strength, pain tolerance and bizarre behavior and called the condition “potentially life-threatening.”
But symptoms become more severe as the disease progresses, causing liver failure, delirium, shock, bleeding (including from the eyes), and multi-organ dysfunction, according to the CDC.
Sundowning, or sundown syndrome, [1] is a neurological phenomenon wherein people with delirium or some form of dementia experience increased confusion and restlessness beginning in the late afternoon and early evening. It is most commonly associated with Alzheimer's disease but is also found in those