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Postoperative cognitive dysfunction (POCD) is a decline in cognitive function (especially in memory and executive functions) that may last from 1–12 months after surgery, or longer. [1] In some cases, this disorder may persist for several years after major surgery. [2] POCD is distinct from emergence delirium. Its causes are under ...
This is an accepted version of this page This is the latest accepted revision, reviewed on 4 March 2025. Long-term brain disorders causing impaired memory, thinking and behavior This article is about the cognitive disorder. For other uses, see Dementia (disambiguation). "Senile" and "Demented" redirect here. For other uses, see Senile (disambiguation) and Demented (disambiguation). Medical ...
Sundowning is often a symptom that happens after someone is diagnosed with dementia or a dementia-related disease, but it can also be an early sign of mental decline itself. “There are changes ...
Pre-dementia or early-stage dementia (stages 1, 2, and 3). In this initial phase, a person can still live independently and may not exhibit obvious memory loss or have any difficulty completing ...
Researchers examined all studies between 1984 and 2024 which reported on survival or nursing home admission for people with dementia. A total of 235 studies reported on survival among more than 5. ...
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.
Molaison had epileptic seizures and had his medial temporal lobes surgically removed to prevent or decrease the occurrence of the seizures. After the removal of Molaison's medial temporal lobes, he had anterograde amnesia as well as moderate retrograde amnesia. Molaison was still able to retain procedural memory after the surgery. [32] [33] KC ...
People who maintain or start physical activity of any intensity after receiving a dementia diagnosis may be at a decreased risk for all-cause mortality, a new study suggests.