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Posterior cortical atrophy. Posterior cortical atrophy (PCA), also called Benson's syndrome, is a rare form of dementia which is considered a visual variant or an atypical variant of Alzheimer's disease (AD). [1][2][3] The disease causes atrophy of the posterior part of the cerebral cortex, resulting in the progressive disruption of complex ...
Not only that, they had a 52 percent lower risk of vascular dementia, and a 39 percent lower risk of Alzheimer’s dementia. People who took SGLT-2 inhibitors for longer periods of time seemed to ...
The optic nerve is a bundle of millions of fibers in the retina that sends visual signals to the brain. Damage and death of these nerve cells, or neurons, leads to characteristic features of optic neuropathy. The main symptom is loss of vision, with colors appearing subtly washed out in the affected eye.
Steroid dementia syndrome. Steroid dementia syndrome describes the signs and symptoms of hippocampal and prefrontal cortical dysfunction, such as deficits in memory, attention, and executive function, induced by glucocorticoids. [1] Dementia-like symptoms have been found in some individuals who have been exposed to glucocorticoid medication ...
Semantic dementia. In neurology, semantic dementia (SD), also known as semantic variant primary progressive aphasia (svPPA), is a progressive neurodegenerative disorder characterized by loss of semantic memory in both the verbal and non-verbal domains. However, the most common presenting symptoms are in the verbal domain (with loss of word ...
Anything that affects brain function (including stroke or other conditions that compromise blood flow) can cause cognitive issues and even dementia. Vascular dementia can happen after a stroke ...
2.4 million (2016) [9] Dementia is a syndrome associated with many neurodegenerative diseases, characterized by a general decline in cognitive abilities that affects a person's ability to perform everyday activities. This typically involves problems with memory, thinking, behavior, and motor control. [10]
Alzheimer's disease (AD) is a neurodegenerative disease that usually starts slowly and progressively worsens, [2] and is the cause of 60–70% of cases of dementia. [2][15] The most common early symptom is difficulty in remembering recent events. [1] As the disease advances, symptoms can include problems with language, disorientation (including ...