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[Masked hypertension: myth or reality?].
Jean-Michel Mallion1, Olivier Ormezzano, Gilles Barone-Rochette
1Cardiologie et hypertension artérielle, CHU de Grenoble, F-38043 Grenoble Cedex 09, France. JMMallion@chu-grenoble.fr
Presse Medicale (Paris, France : 1983)
|May 3, 2008
Summary
Masked hypertension, normal in-office blood pressure but elevated at-home readings, is linked to greater cardiovascular risks. Testing is crucial for individuals over 60, males, and those with elevated office systolic BP.
Area of Science:
- Cardiology
- Hypertension Research
- Clinical Medicine
Context:
- Masked hypertension (MH) is defined by normal clinic blood pressure (BP) <140/90 mmHg alongside elevated ambulatory or home BP.
- Prevalence of MH varies significantly (10-47%) based on population and criteria.
- MH is associated with increased target organ damage, including carotid atherosclerosis and left ventricular hypertrophy.
Purpose:
- To highlight the diagnostic criteria and prevalence of masked hypertension.
- To emphasize the increased cardiovascular risks associated with masked hypertension.
- To identify key predictors for masked hypertension screening.
Summary:
- Masked hypertension involves normal clinic BP but high readings outside the clinic.
- Individuals with MH exhibit more extensive target organ damage and higher cardiovascular morbidity/mortality.
- Predictors for MH include male sex, age >60, and office systolic BP >130 mmHg.
Impact:
- Ambulatory and home BP measurements are superior predictors of cardiovascular risk compared to standard clinic BP.
- Early identification and treatment of masked hypertension can mitigate significant cardiovascular events.
- Physician clinical judgment is essential for testing and managing patients with suspected masked hypertension.
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