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Updated: Jun 8, 2026

Non-Invasive Monitoring of Microvascular Oxygenation and Reactive Hyperemia using Hybrid, Near-Infrared Diffuse Optical Spectroscopy for Critical Care
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Non-Invasive Monitoring of Microvascular Oxygenation and Reactive Hyperemia using Hybrid, Near-Infrared Diffuse Optical Spectroscopy for Critical Care

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Microcirculatory alterations in the critically ill.

Jean-Louis Vincent1, Daniel De Backer

  • 1Department of Intensive Care, Erasme University Hospital, Brussels, Belgium. jlvincen@ulb.ac.be

Hospital Practice (1995)
|September 30, 2010
PubMed
Summary
This summary is machine-generated.

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Monitoring microcirculation in critically ill patients reveals persistent alterations linked to worse outcomes, especially in septic shock. Further research is needed to guide therapy and improve organ function.

Area of Science:

  • Critical care medicine
  • Physiology
  • Biomedical engineering

Background:

  • Disturbed regional oxygenation is a known factor in organ dysfunction and mortality.
  • Microcirculatory alterations are increasingly recognized in critically ill patients.

Purpose of the Study:

  • To explore the role of microcirculation monitoring in critically ill patients.
  • To investigate the prognostic value of microcirculatory alterations.
  • To assess the potential of therapeutic interventions targeting microcirculation.

Main Methods:

  • Utilized orthogonal polarization spectral/sidestream darkfield imaging and near-infrared spectroscopy.
  • Observed microcirculatory alterations in critically ill patients, including those with septic shock.
  • Gathered data on the effects of therapeutic interventions on microcirculation.

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Last Updated: Jun 8, 2026

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Main Results:

  • Persistent microcirculatory alterations were associated with a worse prognosis, independent of systemic hemodynamics.
  • Insights into microcirculatory changes in critically ill populations were gained.
  • Data on therapeutic interventions' effects on microcirculation are emerging.

Conclusions:

  • Microcirculatory alterations are significant indicators of prognosis in critically ill patients, particularly in septic shock.
  • Therapeutic strategies aimed at improving regional oxygenation and cellular metabolism are under development.
  • The utility of microcirculation monitoring for guiding therapy requires further investigation.