Determination of Senile Dementia

Written by Zhang Hui

Neurology

Updated on September 12, 2024

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The assessment of dementia primarily encompasses three aspects: The first aspect mainly involves relevant neurological scales, which can scientifically and effectively measure the cognitive functions of elderly patients. These scales include the MSE (Mini-Mental State Examination) and the MoCA (Montreal Cognitive Assessment). The second aspect of the assessment involves some imaging tests, mainly cranial MRI scans. Cranial MRI can determine if there is brain atrophy in the elderly and examine for any related lesions in the temporal lobes and hippocampi. The third major aspect involves the analysis of cerebrospinal fluid, assessing the levels of amyloid proteins, which also play an important role in the assessment of dementia. In summary, the assessment of dementia primarily involves evaluations using neurological scales, cranial MRI, and cerebrospinal fluid analysis.

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Written by Zhang Hui

Neurology

1min 9sec

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Causes of Alzheimer's Disease in the Elderly

The causes of dementia in the elderly are not currently completely clear. Dementia in the elderly is mainly divided into familial and sporadic types. Familial dementia shows autosomal dominant inheritance, which is caused by a gene mutation on chromosome 21 leading to the accumulation of some toxins, resulting in the death of neurons and causing dementia fundamentally due to genetic mutations. However, most cases of dementia are sporadic and do not have a clear family history. The mechanisms and reasons for disease onset are not particularly clear. Some believe that abnormalities in cerebral vascular function may lead to neuronal cell functional disorders, resulting in decreased ability to clear certain cell toxins, thus leading to neuronal apoptosis and death, and consequently impaired cognitive functions. In addition, factors such as oxidative stress, inflammatory mechanisms, excessive fatigue, and emergency stress may also cause cell death. Overall, the causes of dementia in the elderly are not particularly clear.

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Written by Zhang Hui

Neurology

1min 13sec

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Can senile dementia be cured?

Dementia in the elderly is a clinical syndrome caused by the irreversible death of neurons. So far, the mechanism of the disease is not particularly clear, making it very difficult to cure dementia completely. However, there are some corresponding treatment methods that can delay the progression of the disease and improve the quality of life of patients as much as possible. These treatments mainly include exercise therapy, which involves getting patients to participate in appropriate physical activities that can promote cognitive development. In addition, letting patients listen to music more often, interact more with others, and continue learning can also delay the progression of aging. Furthermore, there are some medications that can improve the symptoms of dementia. Currently, the most commonly used worldwide are acetylcholinesterase inhibitors, which can increase the levels of acetylcholine and thereby improve cognitive function to some extent and slow the progression of the disease. Additionally, if elderly individuals exhibit some psychiatric symptoms, they can also be given some atypical antipsychotic medications to alleviate the condition.

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Written by Zhang Hui

Neurology

59sec

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precursors of senile dementia

The diagnosis of senile dementia must first meet the diagnostic criteria for dementia, primarily characterized by impairment in multiple cognitive areas such as memory, language skills, executive function, and computational ability, and these impairments affect daily life; this is called senile dementia. Before dementia occurs, there are some precursory signs, mainly slight declines in memory. For example, patients might occasionally forget to bring keys when going out, or forget to turn off the stove while cooking. These mild memory impairments are some of the precursors to senile dementia. Additionally, there is a decline in learning ability, including the symptoms of learning new knowledge and mastering new skills; these declines are also precursors to senile dementia. Therefore, the precursors of senile dementia can primarily be summarized as a slight decline in memory function and some slight decline in learning ability.

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Written by Zhang Hui

Neurology

59sec

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early signs of dementia

Dementia in the elderly, mainly referring to Alzheimer's disease, is primarily characterized by a significant decline in the patient's memory and learning abilities. Of course, there are some prodromal symptoms before the onset of dementia. For example, patients might show no clinical signs of cognitive impairment or only display very slight memory decline. Patients might exhibit mild impairment in memory, a decrease in the ability to learn and retain new information, and mild impairments in other cognitive areas such as attention, executive function, language skills, and visuospatial abilities. However, these impairments are very slight and can go unnoticed by family members. Moreover, these mild impairments do not affect the patient's basic daily life abilities and do not reach the level of dementia. Patients can live independently and manage their routine daily tasks, which are mainly some of the early signs of dementia.

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Written by Zhang Hui

Neurology

1min 4sec

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incidence of senile dementia

Dementia in the elderly has a very noticeable high incidence trend worldwide and in China, with many people over the age of 65 suffering from this disease. Statistics show that in Western countries, the incidence of dementia in the elderly might be around 3%-8%. In China, the incidence among the elderly over 65 may also be around 5%. Therefore, the number of elderly people suffering from this disease is very large, and thus it is essential to pay attention to this disease. This disease is mainly caused by the death of nerve cells due to many reasons. Currently, there is no effective cure for this disease, but there are some drugs that can alleviate the symptoms. These drugs mainly include cholinesterase inhibitors, which can increase the content of acetylcholine in the brain, improving the level of cognitive function in patients. Additionally, symptomatic treatment should be noted to prevent lung infections, malnutrition, and other complications in the elderly.