New methods for the diagnosis and monitoring of cognitive function in patients with type 2 diabetes

Other authors

Institut Català de la Salut

[Ciudin A] Servei d’Endocrinologia i Nutrició, Vall d’Hebron Hospital Universitari, Barcelona, Spain. Vall d’Hebron Institut de Recerca (VHIR), Barcelona, Spain. Departament de Fisiologia Humana i Immunologia, Universitat Autònoma de Barcelona, Bellaterra, Spain. CIBER de Diabetes y Enfermedades Metabólicas Asociadas (CIBERDem), Instituto de Salud Carlos III, Madrid, Spain. [Simó R] Servei d’Endocrinologia i Nutrició, Vall d’Hebron Hospital Universitari, Barcelona, Spain. Vall d’Hebron Institut de Recerca (VHIR), Barcelona, Spain. CIBER de Diabetes y Enfermedades Metabólicas Asociadas (CIBERDem), Instituto de Salud Carlos III, Madrid, Spain. Departament de Medicina, Universitat Autònoma de Barcelona, Bellaterra, Spain

Vall d'Hebron Barcelona Hospital Campus

Publication date

2023-01-09T12:29:13Z

2023-01-09T12:29:13Z

2022-12-01



Abstract

Dementia; Retinal microperimetry; Type 2 diabetes


Demencia; Microperimetría retiniana; Diabetes tipo 2


Demència; Microperimetria retiniana; Diabetis tipus 2


The presence of type 2 diabetes acts as an accelerator of cognitive impairment (mild cognitive impairment and later dementia), with a significant impact on the management of the disease and its complications. Therefore, it is recommended to perform an annual evaluation of cognitive function in patients with diabetes older than 65 years. Current guidelines still recommend the use of the Minimental State Evaluation Test (MMSE) as screening test, but it has a modest sensitivity and specificity for identifying mild cognitive impairment. This represents an important gap because patients with mild cognitive impairment are at risk of progressing to dementia. The neurocognitive diagnosis is based on complex neuropsychological tests, which require specifically trained personnel and are time consuming, making its routine incorporation into daily clinical practice unfeasible. Therefore, at present there are no reliable biomarkers to identify patients with type 2 diabetes at increased risk of developing cognitive impairment. Since the brain and the retina have a common embryological origin, our Research Group, has worked over the last 10 years evaluating the usefulness of the retina as a “window” to the brain. We provided evidence that retinal microperimetry is a simple, feasible and useful tool for screening and monitoring cognitive function in patients with type 2 diabetes. We propose a review of actual tests recommended for screening of cognitive impairment as well as an update of new emerging methods, such as retinal microperimetry.

Document Type

Article


Published version

Language

English

Publisher

Frontiers Media

Related items

Frontiers in Endocrinology;13

https://doi.org/10.3389/fendo.2022.1024794

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Rights

Attribution 4.0 International

http://creativecommons.org/licenses/by/4.0/

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