Microcirculatory Dysfunction in Sepsis

Max S Kravitz1, Nathan I Shapiro1, Eric P Schmidt2

  • 1Department of Emergency Medicine, Harvard Medical School, Beth Israel Deaconess Medical Center, Boston, MA 02215, USA.

Clinics in Chest Medicine
|February 6, 2026
PubMed

Insights

Microcirculatory dysfunction in sepsis is linked to poor outcomes. Precision medicine using microcirculatory measurements may guide individualized treatments for better sepsis management.

Area of Science:

  • Critical care medicine
  • Physiology
  • Sepsis research

Background:

  • Microcirculatory dysfunction is a key factor in sepsis pathophysiology.
  • It is strongly associated with adverse clinical outcomes in sepsis patients.
  • Current therapies targeting microcirculation have shown limited success in improving outcomes.

Purpose of the Study:

  • To review current evidence on microvascular dysfunction in sepsis.
  • To discuss physiology, assessment, and therapeutic strategies.
  • To highlight the need for precision medicine in sepsis resuscitation.

Main Methods:

  • Literature review of current evidence.
  • Analysis of physiological mechanisms.
  • Evaluation of diagnostic tools and biomarkers.
  • Assessment of therapeutic interventions.

Main Results:

  • Microcirculatory dysfunction significantly impacts sepsis outcomes.
  • Bedside tools and biomarkers show promise for detection.
  • Most current therapies have not improved clinical outcomes.
  • Precision medicine approaches are needed for individualized care.

Conclusions:

  • Microvascular dysfunction is central to sepsis.
  • Precision medicine, guided by microcirculatory measurements, is crucial for individualized resuscitation.
  • Further research into patient subgroups benefiting from targeted interventions is warranted.