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Related Concept Videos

Dementia01:30

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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.
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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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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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The Diagnostic and Statistical Manual of Mental Disorders (DSM) serves as the primary classification system for mental health disorders, providing standardized diagnostic criteria for clinicians and researchers. First published by the American Psychiatric Association (APA) in 1952, the DSM has undergone several revisions to reflect evolving psychiatric understanding. The fifth edition, DSM-5, released in 2013, introduced key updates that expanded diagnostic categories and modified diagnostic...
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The case management model is a multidisciplinary approach that involves healthcare professionals from diverse disciplines, such as physicians, nurses, therapists, social workers, and pharmacists, working collaboratively to address the various needs of patients. Each healthcare professional brings unique expertise and perspectives, contributing to a more comprehensive understanding of the patient's condition and tailoring treatment plans accordingly.
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The factors influencing the health-illness continuum can be internal or external and may or may not be under conscious control. They are related to the following eight human dimensions, and each dimension is interrelated to one other.
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Updated: Sep 13, 2025

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Multimorbidity in dementia: Current perspectives and future challenges.

Lucy E Stirland1,2, Radmila Choate3,4, Preeti Pushpalata Zanwar5

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Summary

Multimorbidity, the presence of multiple chronic conditions, affects over 86% of dementia patients, worsening their health outcomes. Understanding this complex relationship through life-course research is vital for dementia prevention and treatment.

Keywords:
all‐cause dementiacomorbiditymultimorbiditymultiple long‐term conditions

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Area of Science:

  • Gerontology
  • Neuroscience
  • Public Health

Background:

  • Multimorbidity, defined as the co-occurrence of two or more chronic health conditions, is highly prevalent in individuals with dementia, affecting over 86% of this population.
  • The presence of multimorbidity is linked to accelerated cognitive and functional decline, diminished quality of life, increased healthcare utilization, and elevated mortality rates in people with dementia.

Purpose of the Study:

  • To emphasize the critical need for research into the complex, potentially bidirectional relationship between multimorbidity and dementia.
  • To highlight the challenges posed by multimorbidity in dementia care, treatment decisions, and clinical trial participation.
  • To advocate for long-term prospective studies investigating the impact of specific disease combinations, environmental, and genetic factors on cognitive health across the life course.

Main Methods:

  • The study emphasizes the necessity of long-term prospective research designs.
  • It calls for the investigation of specific disease combinations and their interplay with environmental and genetic factors.
  • Focus is placed on analyzing impacts across the entire life course to understand dementia development and progression.

Main Results:

  • Multimorbidity significantly exacerbates negative outcomes for individuals with dementia.
  • The interplay between chronic conditions and dementia is bidirectional, with conditions like hypertension and diabetes increasing dementia risk.
  • Managing chronic conditions is complicated by cognitive impairment, and individuals with multimorbidity are often excluded from clinical trials.

Conclusions:

  • Prospective, life-course research on multimorbidity is essential for developing effective dementia risk reduction strategies.
  • Understanding the multifaceted relationship between multimorbidity and dementia will inform the creation of improved prediction models.
  • This research is crucial for designing inclusive interventions that address the needs of diverse global populations throughout their lives.