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Sepsis triggers organ dysfunction through complex immune responses and metabolic changes. Understanding organ crosstalk is key to predicting damage and developing personalized treatments for septic shock patients.

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Area of Science:

  • Critical Care Medicine
  • Immunology
  • Physiology

Background:

  • Sepsis involves a dysregulated immune response leading to organ dysfunction.
  • Organ crosstalk, or inter-organ communication, is crucial in sepsis progression.
  • Existing research needs a comprehensive framework to detail sepsis-related organ crosstalk.

Purpose of the Study:

  • To review literature on organ crosstalk in sepsis over the last decade.
  • To explore how inter-organ relationships impact organ failure in septic shock.
  • To synthesize knowledge on heart-kidney-lung, gut-microbiome-liver-brain, and adipose tissue-muscle-bone crosstalk.

Main Methods:

  • Systematic literature review of studies on organ crosstalk in sepsis.
  • Analysis of inter-organ communication pathways (cellular, solute, neurohormonal).
  • Examination of specific organ systems involved in sepsis-associated crosstalk.

Main Results:

  • Deep interconnections exist among organs in sepsis, influencing dysfunction.
  • Specific crosstalk networks identified: heart-kidney-lung, gut-microbiome-liver-brain, adipose tissue-muscle-bone.
  • Therapeutic interventions in ICUs significantly impact these crosstalk pathways.

Conclusions:

  • Understanding organ crosstalk is vital for managing sepsis and preventing multiple organ dysfunction syndrome.
  • Monitoring inter-organ communication can help anticipate organ damage.
  • Developing individualized therapeutic strategies requires a comprehensive view of organ crosstalk in sepsis.