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Evaluation of the Cognitive Performance of Hypertensive Patients with Silent Cerebrovascular Lesions
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Evaluation of the Cognitive Performance of Hypertensive Patients with Silent Cerebrovascular Lesions

Published on: April 23, 2021

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[Cognitive profile in hypertensive patients. Usefulness of the Clock Drawing Test]

Edith Labos1,2, Augusto Vicario3, Gustavo Cerezo3

  • 1Área de Investigación Cognitiva del Adulto. Instituto de Salud Pública. Facultad de Medicina Universidad de Buenos Aires, Buenos Aires, Argentina.

Vertex (Buenos Aires, Argentina)
|April 19, 2022
PubMed

Insights

The Clock-Drawing Test effectively identifies cognitive profiles in hypertensive patients, aiding early detection of impairment. This screening tool is valuable for routine clinical practice and monitoring cognitive health.

Area of Science:

  • Neurology
  • Geriatrics
  • Psychology

Background:

  • Hypertension is a primary cause of cognitive impairment, particularly affecting executive functions.
  • Identifying cognitive deficits in hypertensive individuals is crucial for timely intervention.

Purpose of the Study:

  • To characterize cognitive profiles in hypertensive patients.
  • To identify effective screening tests for routine clinical use in this population.

Main Methods:

  • A battery of cognitive tests, including the Mini-Mental State Examination (MMSE), Mini-Boston Naming Test, verbal fluency, and Clock-Drawing Test, were administered to 69 hypertensive patients.
  • Cognitive status was assessed using these standardized tests.

Main Results:

  • The Clock-Drawing Test and Mini-Boston Naming Test distinguished three cognitive profiles: no impairment, minor cognitive disorder, and major cognitive disorder.
  • Strong correlations were found between semantic and executive components of the Clock-Drawing Test and the Mini-Boston Naming Test.
  • Verbal fluency analysis identified severe cognitive impairment.

Conclusions:

  • The Clock-Drawing Test is a valuable tool for identifying diverse cognitive profiles in hypertensive patients.
  • It serves as a valid screening test for routine clinical practice.
  • The Clock-Drawing Test shows potential as a biomarker for cognitive dysfunction in hypertension.
Abstract

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