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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.
PRES usually has an acute onset. Most people with PRES experience headaches and seizures; many also experience visual changes, confusion, drowsiness, weakness of the arm and/or leg on one side of the body (hemiplegia), difficulty speaking, or, more rarely, other neurological symptoms. Some people with PRES may experience coma. [2]
Hypertensive encephalopathy (HE) is general brain dysfunction due to significantly high blood pressure. [3] Symptoms may include headache, vomiting, trouble with balance, and confusion. [1] Onset is generally sudden. [1] Complications can include seizures, posterior reversible encephalopathy syndrome, and bleeding in the back of the eye. [1] [3]
The researchers looked at 181 potential risk factors, and then estimated how likely they are to predict dementia and cognitive impairment for people two, four, and 20 years after they turn 60.
A small percentage of people may require surgery to relieve the pressure. [2] About 2 per 100,000 people are newly affected per year. [4] The condition most commonly affects women aged 20–50. [2] Women are affected about 20 times more often than men. [2] The condition was first described in 1897. [1]
This typically causes increased pressure inside the skull. Older people may have headaches, double vision, poor balance, urinary incontinence, personality changes, or mental impairment. In babies, it may be seen as a rapid increase in head size. Other symptoms may include vomiting, sleepiness, seizures, and downward pointing of the eyes. [1]
In older patients, emotional instability may be less evident, or depression may occur, and the symptoms and signs are manifestly circulatory. In many, the thyroid is not readily palpable. [4] Symptoms such as rapid heart rate, shortness of breath on exertion, and edema may predominate. Older patients also tend to have more weight loss and less ...
"For most people, the presenting symptoms include fever, fatigue, cough and overall feeling lousy," he says. ... symptoms of low blood pressure, confusion, or is unable to take medications due to ...
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