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Diabetes mellitus and cognitive impairments
Elham Saedi1, Mohammad Reza Gheini1, Firoozeh Faiz1
1Elham Saedi, Amir Alam Research Center, Department of Internal Medicine, Division of Neurology, Amir Alam Hospital, Tehran University of Medical Sciences, Tehran 1416753955, Iran.
World Journal of Diabetes
|September 24, 2016
Summary
Diabetes mellitus significantly elevates the risk of cognitive impairment and dementia. Managing blood sugar and preventing hypoglycemia are crucial for brain health in diabetic patients.
Area of Science:
- Endocrinology
- Neurology
- Gerontology
Background:
- Diabetes mellitus is a known risk factor for cognitive decline and dementia.
- Pathological mechanisms may involve insulin signaling disruption and small vessel disease.
- These factors are implicated in Alzheimer's disease and vascular dementia.
Purpose of the Study:
- To review the link between diabetes mellitus and cognitive impairment.
- To discuss the underlying mechanisms contributing to dementia in diabetic individuals.
- To highlight preventive strategies and potential therapeutic roles of anti-diabetic agents.
Main Methods:
- Literature review of studies on diabetes, cognition, and dementia.
- Analysis of pathophysiological pathways connecting diabetes to neurodegeneration.
- Evaluation of evidence for glycemic control and medication effects on cognitive function.
Main Results:
- Strong evidence links diabetes mellitus to increased dementia risk.
- Insulin resistance and microvascular complications are key contributors.
- Glycemic control and avoiding hypoglycemia are vital for prevention.
Conclusions:
- Diabetes management is critical for preventing cognitive complications.
- Further research is needed on anti-diabetic medications, particularly insulin, for dementia treatment.
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