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Related Concept Videos

Alzheimer's Disease: Treatment01:22

Alzheimer's Disease: Treatment

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Alzheimer's Disease (AD), a neurodegenerative disorder, is pathologically identified by amyloid plaques and neurofibrillary tangles composed of tau protein. AD pharmacotherapy aims to manage cognitive symptoms, delay disease progression, and treat behavioral symptoms. The treatment is primarily symptomatic and palliative, with no definitive disease-modifying therapy available. Cholinesterase inhibitors, including donepezil (Aricept), rivastigmine (Exelon), and galantamine (Razadyne), are...
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Alzheimer's Disease (AD) is a continually advancing neurodegenerative disorder, distinguished by escalating memory loss, cognitive dysfunction, and dementia. The disease unfolds in three stages: preclinical, mild cognitive impairment (MCI), and dementia. Its onset is insidious, and the progression gradual, with the cause not well explained by other disorders.
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Effective preventive measures for coronary artery disease (CAD) focus on controlling modifiable risk factors, including cholesterol abnormalities and lifestyle changes.Cholesterol ManagementFirst, the Mediterranean diet and the American Heart Association advocate for maintaining low-density lipoprotein (LDL) cholesterol levels below 100 mg/dL, with a more stringent recommendation of below 70 mg/dL for individuals at high risk. LDL cholesterol, often termed "bad cholesterol," can lead to the...
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Several factors can increase the risk of cancer in an individual. About 50% of cancer cases can be prevented by adopting a healthy lifestyle, regular exercise, eating healthy, and following a modest cancer prevention diet. Epidemiological studies have consistently shown that populations with vegetable and fruit-rich diets have reduced the incidence of cancer. On the other hand, populations who have a diet rich in animal fat, red meat, junk food, or high calories are predisposed to cancer.
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How animals obtain and eat their food is called foraging behavior. Foraging can include searching for plants and hunting for prey and depends on the species and environment.
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In cases of acute poisoning, the primary objective is to prevent further absorption of the toxic substance into the body. Immediate interventions using various decontamination techniques targeting the gastrointestinal (GI) tract can achieve this. Decontamination is crucial to prevent poison from entering the systemic circulation, which involves washing affected areas with water and mild soap and removing contaminated clothing. Once external decontamination is done, attention must be turned to...
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Examining the Characteristics of Episodic Memory using Event-related Potentials in Patients with Alzheimer's Disease
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Alzheimer disease prevention: New optimism.

Christopher M Filley1

  • 1Departments of Neurology and Psychiatry, and Behavioral Neurology Section, University of Colorado School of Medicine, Aurora, CO, and the Denver Veterans Affairs Medical Center.

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Alzheimer disease (AD) incidence is declining, possibly due to addressing risk factors. Current treatments targeting amyloid have failed, suggesting a need to consider environmental influences over genetics for prevention.

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Area of Science:

  • Neurology
  • Epidemiology
  • Public Health

Background:

  • Alzheimer disease (AD) represents a significant medical and societal challenge.
  • Recent epidemiological data suggest a declining incidence of AD.
  • Current therapeutic strategies targeting amyloid have proven unsuccessful.

Purpose of the Study:

  • To re-evaluate the underlying causes of sporadic Alzheimer disease.
  • To explore the role of environmental factors in AD pathogenesis.
  • To inform new prevention and treatment strategies for AD.

Main Methods:

  • Review of recent epidemiological data on AD incidence.
  • Analysis of the limitations of amyloid-targeting drug trials.
  • Synthesis of evidence supporting environmental factors in AD development.

Main Results:

  • Declining AD incidence may be linked to the management of modifiable risk factors.
  • Failure of amyloid-centric treatments highlights the need for alternative approaches.
  • Environmental factors likely play a crucial role preceding clinical dementia and protein aggregation.

Conclusions:

  • A paradigm shift is needed, moving beyond a purely genetic view of AD.
  • Environmental factors and lifestyle choices are critical for AD prevention.
  • Public health policies and individual counseling should emphasize preventative lifestyle strategies.