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Related Experiment Videos

Clinical relevance blood pressure variability

G Parati1, M Di Rienzo, L Ulian

  • 1Istituto Scientifico Ospedale S. Luca, IRCCS, Fondazione Istituto Auxologico Italiano, Milano.

Journal of Hypertension. Supplement : Official Journal of the International Society of Hypertension
|September 25, 1998
PubMed
Summary

Blood pressure variability is linked to hypertension complications and prognosis. Current treatments may not effectively reduce this variability, necessitating new antihypertensive strategies and advanced monitoring technologies.

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Area of Science:

  • Cardiology
  • Hypertension Research
  • Pharmacology

Background:

  • Blood pressure (BP) exhibits continuous fluctuations due to physiological and external factors.
  • Pronounced BP variations during clinical visits can lead to misdiagnosis of hypertension and inaccurate treatment assessment.
  • Hypertension-related end-organ damage is significantly associated with both daytime and nighttime BP variability.

Purpose of the Study:

  • To highlight the clinical relevance of blood pressure variability in hypertension.
  • To discuss the prognostic implications of BP variability in hypertensive patients.
  • To explore the potential of novel antihypertensive agents and technologies in managing BP variability.

Main Methods:

  • Assessment of BP variability using various metrics like standard deviation, morning BP surge, and night-time BP fall.

Related Experiment Videos

  • Analysis of BP peaks and responses to stress or exercise.
  • Utilizing advanced technologies such as continuous noninvasive ambulatory blood pressure monitoring and broad-band spectral analysis.

    • Main Results:

    • BP variability is independently related to end-organ damage in hypertension.
    • BP variability has prognostic relevance in hypertensive patients.
    • Traditional antihypertensive drugs have shown limited efficacy in reducing BP variability, sometimes even increasing it.

    Conclusions:

    • Optimal antihypertensive treatment should aim to reduce BP variability alongside average BP levels.
    • Newer antihypertensive agents that provide smooth 24-hour BP reduction or modulate sympathetic activity may be more effective.
    • Technological advancements in BP monitoring and analysis offer improved tools for addressing enhanced BP variability.