Silent cerebral white matter lesions and cognitive function in middle-aged essential hypertensive patients

Cristina Sierra1, Alejandro De La Sierra, Manel Salamero

  • 1Hypertension Unit, Department of Internal Medicine, Hospital Clínic, University of Barcelona, Barcelona, Spain. csierra@clinic.ub.es

Insights

Middle-aged hypertensive patients with silent white matter lesions show mild attention deficits. This finding highlights the importance of monitoring cognitive function in hypertension management.

Area of Science:

  • Neurology
  • Cardiology
  • Psychology

Background:

  • Midlife hypertension is linked to cognitive decline and cerebral white matter lesions.
  • White matter lesions are prognostic factors for cognitive impairment in elderly hypertensive patients.
  • The study investigates cognitive function in relation to white matter lesions in asymptomatic, middle-aged hypertensive individuals.

Purpose of the Study:

  • To evaluate cognitive function in asymptomatic, middle-aged hypertensive patients.
  • To determine the association between white matter lesions and cognitive performance.
  • To assess attention, memory, and intelligence in relation to hypertension and white matter lesions.

Main Methods:

  • Sixty never-treated essential hypertensive patients (aged 50-60) were studied.
  • Brain magnetic resonance imaging was used to identify white matter lesions (Rotterdam criteria).
  • A neuropsychologic test battery assessed attention, memory, intelligence, anxiety, and depression.

Main Results:

  • 38% of hypertensive patients had white matter lesions.
  • Patients with white matter lesions performed significantly worse on digit span forward (attention).
  • No significant differences in memory or intelligence were observed between groups.

Conclusions:

  • Silent cerebral white matter lesions in middle-aged hypertensives are associated with a mild decline in basic attention.
  • Early detection of white matter lesions may help predict cognitive changes.
  • This suggests a need for proactive cognitive monitoring in hypertensive individuals.
Abstract

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