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[Changes in cognitive function in patients with diabetes mellitus]
Barbara Szémán1, Géza Nagy, Tímea Varga
1Semmelweis Egyetem, Általános Orvostudományi Kar II. Belgyógyászati Klinika Budapest Szentkirályi u. seemanb@hotmail.com
Orvosi Hetilap
|February 22, 2012
Summary
Diabetes significantly increases the risk of cognitive decline, impacting memory, attention, and executive functions. Understanding the underlying mechanisms is crucial for managing these neurological consequences.
Area of Science:
- Neurology
- Endocrinology
- Gerontology
Context:
- Diabetes mellitus is a prevalent condition associated with numerous systemic complications.
- Cognitive impairment is increasingly recognized as a significant comorbidity in diabetic patients.
- The aging brain shares similarities with the neurological changes observed in diabetes.
Purpose:
- To summarize the current understanding of diabetes-associated cognitive decline.
- To explore the neurological and pathophysiological mechanisms linking diabetes and cognitive impairment.
- To highlight the impact of diabetes on various cognitive domains.
Summary:
- Patients with diabetes exhibit a 1.5-fold higher risk of cognitive decline compared to non-diabetics.
- Type 1 diabetes is linked to deficits in psychomotor speed, information processing, attention, and visual perception.
- Type 2 diabetes is associated with memory deficits, reduced psychomotor speed, and impaired executive functions.
- Cerebral changes include atrophy, leukoaraiosis, and potential links to Alzheimer's disease pathology.
- Pathophysiological hypotheses involve hyperglycemia, microvascular disease, insulin resistance, and proteinopathies.
Impact:
- Highlights the critical need for early detection and management of cognitive issues in diabetes.
- Underscores the importance of glycemic control and managing diabetic complications to preserve brain health.
- Informs future research directions for therapeutic interventions targeting diabetes-related cognitive impairment.
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