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Related Concept Videos

Alzheimer's Disease: Overview01:26

Alzheimer's Disease: Overview

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.
The clinical diagnosis of AD hinges on the presence of memory and other cognitive impairments. Biomarkers, such as changes in Aβ and tau...
Alzheimer's Disease: Treatment01:22

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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...
Dementia01:30

Dementia

Dementia is a collective term for cognitive disorders primarily affecting memory, thinking, and reasoning. It is not a specific disease but a syndrome, with Alzheimer's disease being the most common cause, accounting for approximately 60-80% of cases. Other types include vascular dementia, Lewy body dementia, and frontotemporal dementia. Dementia affects millions worldwide, particularly older adults, though it is not a normal part of aging.
The progression of dementia is generally gradual.
Alzheimer Disease l: Introduction01:29

Alzheimer Disease l: Introduction

Alzheimer disease is a chronic, progressive, and irreversible neurodegenerative disorder and the most common cause of dementia in older adults. It leads to gradual neuronal loss, causing cognitive decline, behavioral changes, and loss of functional independence.Risk Factors and EtiologyThe disease is multifactorial. Age is the strongest risk factor, with prevalence doubling every 5 years after age 65. Genetic factors include mutations in genes such as APP, PSEN1, and PSEN2, which are associated...
Alzheimer Disease ll: Pathophysiology01:23

Alzheimer Disease ll: Pathophysiology

Alzheimer disease involves structural changes in the brain that begin long before symptoms appear. The most distinctive features are extracellular neuritic plaques and intracellular neurofibrillary tangles.Neuritic plaques form in the cerebral cortex and around blood vessels. These plaques contain a dense core of beta-amyloid (Aβ)—a toxic protein fragment that clumps outside neurons. The core is surrounded by damaged neuronal extensions, as well as reactive astrocytes and microglia. Abnormal...
Dementia l: Introduction01:22

Dementia l: Introduction

Dementia is an acquired, progressive syndrome characterized by a decline in multiple cognitive domains severe enough to impair daily functioning and reduce independence. Although memory loss is a central feature, the diagnosis requires additional deficits involving language, executive function, visuospatial skills, judgment, calculation, or abstract reasoning. These cognitive impairments reflect underlying neurodegenerative or vascular processes that gradually disrupt neuronal networks...

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Generalized Psychophysiological Interaction (PPI) Analysis of Memory Related Connectivity in Individuals at Genetic Risk for Alzheimer's Disease
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Dietary patterns associated with Alzheimer's disease: population based study.

Katarzyna Gustaw-Rothenberg1

  • 1University Memory and Cognition Center, Case Western Reserve University, Cleveland, OH, USA. kasiagu@yahoo.ca

International Journal of Environmental Research and Public Health
|May 15, 2009
PubMed
Summary

Dietary pattern analysis reveals distinct eating habits in Alzheimer's disease (AD) patients compared to healthy individuals. AD patients consumed more meat and high-fat dairy, while controls favored grains and vegetables.

Keywords:
Alzheimer’s diseaseDietary patternfactor analysis

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DeepOmicsAE: Representing Signaling Modules in Alzheimer's Disease with Deep Learning Analysis of Proteomics, Metabolomics, and Clinical Data
09:47

DeepOmicsAE: Representing Signaling Modules in Alzheimer's Disease with Deep Learning Analysis of Proteomics, Metabolomics, and Clinical Data

Published on: December 15, 2023

Area of Science:

  • Nutritional Epidemiology
  • Neurodegenerative Diseases
  • Dietary Pattern Analysis

Background:

  • Traditional nutrient-focused dietary research may overlook complex diet-disease relationships.
  • Dietary pattern analysis offers a holistic approach to understanding diet's role in diseases like Alzheimer's.

Purpose of the Study:

  • To investigate and compare dietary patterns between individuals with Alzheimer's disease (AD) and healthy controls.
  • To identify specific food consumption patterns associated with AD in a Polish population.

Main Methods:

  • Factor analysis (principal component analysis) was employed to derive dietary patterns from food-frequency questionnaire data.
  • A population-based study in Poland screened individuals over 55, recruiting 71 AD patients and 71 age/gender-matched controls.
  • Varimax rotation was used for simpler interpretation of the identified food patterns.

Main Results:

  • Two distinct dietary patterns were identified: FACTOR AD and FACTOR C.
  • The AD dietary pattern (FACTOR AD) was characterized by high consumption of meat, butter, high-fat dairy, eggs, and refined sugar.
  • The control dietary pattern (FACTOR C) was characterized by high consumption of grains and vegetables.

Conclusions:

  • Dietary pattern analysis successfully differentiated eating habits between AD patients and healthy controls in the studied Polish population.
  • Specific dietary patterns, such as high intake of animal products and refined sugars, are associated with Alzheimer's disease.