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Related Concept Videos

Blood Pressure01:24

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The movement of blood in a human body, commonly referred to as blood flow, is determined by the volume of blood that traverses a certain section of the bodily system per unit time. It is the rhythmic contraction of the heart's ventricles that primarily instigates this movement. As the ventricles contract, blood is forced into the prominent arteries, which then flow from areas of greater pressure to lower pressure areas. This movement continues into smaller arteries and arterioles and...
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Human Circadian Phenotyping and Diurnal Performance Testing in the Real World
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Diurnal blood pressure changes.

Kei Asayama1,2, Michihiro Satoh3, Masahiro Kikuya4

  • 1Department of Hygiene and Public Health, Teikyo University School of Medicine, Tokyo, Japan. kei@asayama.org.

Hypertension Research : Official Journal of the Japanese Society of Hypertension
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Summary

Understanding diurnal blood pressure changes is key for cardiovascular health. Ambulatory monitoring and home devices offer insights into blood pressure variability and nocturnal dipping, aiding risk assessment.

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Area of Science:

  • Cardiology
  • Hypertension Research

Background:

  • Diurnal blood pressure (BP) changes have varied definitions, causing confusion.
  • Ambulatory BP monitoring (ABPM) captures 24-hour BP variability and dipping status, linked to cardiovascular prognosis.
  • Morning BP surge is a risk indicator, potentially specific to certain conditions.

Purpose of the Study:

  • To clarify the significance of diurnal BP changes and measurement methods.
  • To highlight the prognostic value of BP variability and dipping status.
  • To discuss the role of home BP monitoring and combined office/out-of-office measurements.

Main Methods:

  • Review of current literature and clinical practice regarding diurnal BP.
  • Analysis of metrics from ambulatory blood pressure monitoring (ABPM).
  • Consideration of home blood pressure monitoring (HBPM) for nocturnal BP assessment.

Main Results:

  • ABPM provides prognostic information on BP variability and dipping status.
  • Morning BP surge may indicate risk in specific patient groups.
  • Home devices offer convenient nocturnal BP measurement, but standardized conditions are crucial.
  • Reproducibility of diurnal BP changes, like nocturnal dipping, is an underestimated issue.

Conclusions:

  • While BP levels remain central to cardiovascular disease prevention, diurnal BP metrics offer valuable prognostic insights.
  • Accurate measurement conditions are vital for reliable diurnal BP assessment across all settings.
  • Further research and standardization are needed to fully utilize diurnal BP information in clinical practice.