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Related Concept Videos

Acute Inflammation III: Local and Systemic Effects01:25

Acute Inflammation III: Local and Systemic Effects

Acute inflammation produces a coordinated set of local and systemic changes that limit injury, eliminate pathogens, and initiate repair. These responses arise within minutes of infection, trauma, or chemical insult and are driven by vascular alterations and leukocyte-derived mediators. When the stimulus resolves, the reaction typically abates within days.Local EffectsAt the site of injury, arteriolar vasodilation increases blood flow, resulting in redness and warmth. Simultaneously, increased...
Acute Respiratory Failure-II01:21

Acute Respiratory Failure-II

Type I Respiratory Failure, or hypoxemic respiratory failure, occurs when the partial pressure of oxygen (PaO2) in arterial blood falls below 60 mmHg while breathing room air without a corresponding increase in arterial carbon dioxide levels (PaCO2). This condition highlights a significant impairment in the lungs' capacity to oxygenate the blood.
The underlying physiological abnormalities that contribute to hypoxemic respiratory failure include:
Hemorrhagic Stroke ll: Pathophysiology01:29

Hemorrhagic Stroke ll: Pathophysiology

A hemorrhagic stroke develops when a cerebral blood vessel ruptures, allowing blood to escape into the surrounding brain tissue, as in intracerebral hemorrhage (ICH), or into the subarachnoid space, as in subarachnoid hemorrhage (SAH). Because the skull is a rigid compartment, the sudden presence of extravascular blood rapidly increases intracranial pressure and compresses adjacent neural structures, leading to immediate tissue injury and impaired cerebral perfusion.Mass Effect and Primary...
Hypoxia01:23

Hypoxia

Hypoxia is a medical condition characterized by an inadequate oxygen supply to body tissues. It typically manifests as a bluish discoloration of the skin and mucosae, especially in fair-skinned individuals, when hemoglobin (Hb) saturation drops below 75%.
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There are four primary types of hypoxia, each resulting from a different cause:
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Pneumothorax-I01:26

Pneumothorax-I

A pneumothorax is a condition where air builds up in the space between the lung and the chest wall, causing the lung to collapse. This condition arises when air enters the space between the parietal and visceral pleura, disrupting the negative pressure essential for lung inflation. This can lead to a partial or complete collapse of the lung.
Pneumothorax can be even further classified as spontaneous, traumatic, and tension pneumothorax.
Blood Pressure Imbalances and Circulatory Shock01:24

Blood Pressure Imbalances and Circulatory Shock

Disorders affecting blood volume, vascular tone, or vascular function can disrupt vascular homeostasis, including conditions like hypertension, hemorrhage, and shock.
Blood Pressure: Hypertension and Hypotension
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Related Experiment Video

Updated: Jun 19, 2026

Cecal Ligation Puncture Procedure
11:53

Cecal Ligation Puncture Procedure

Published on: May 7, 2011

Sepsis-induced tissue hypoperfusion.

Alan E Jones1, Michael A Puskarich

  • 1Department of Emergency Medicine, Carolinas Medical Center, Charlotte, NC 28203, USA. alan.jones@carolinas.org

Critical Care Clinics
|November 7, 2009
PubMed
Summary
This summary is machine-generated.

Sepsis severely impacts the cardiovascular system, causing tissue hypoperfusion even without obvious shock. Understanding sepsis-induced hypoperfusion is vital for preventing organ dysfunction and death.

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Design of Cecal Ligation and Puncture and Intranasal Infection Dual Model of Sepsis-Induced Immunosuppression
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Published on: June 15, 2019

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Last Updated: Jun 19, 2026

Cecal Ligation Puncture Procedure
11:53

Cecal Ligation Puncture Procedure

Published on: May 7, 2011

Design of Cecal Ligation and Puncture and Intranasal Infection Dual Model of Sepsis-Induced Immunosuppression
07:30

Design of Cecal Ligation and Puncture and Intranasal Infection Dual Model of Sepsis-Induced Immunosuppression

Published on: June 15, 2019

Area of Science:

  • Cardiovascular Physiology
  • Critical Care Medicine
  • Pathophysiology

Background:

  • Sepsis triggers cardiovascular derangements leading to tissue hypoperfusion.
  • Tissue hypoperfusion can occur with or without overt shock in sepsis.
  • Untreated hypoperfusion in sepsis progresses to multiple organ dysfunction and mortality.

Purpose of the Study:

  • To elucidate the mechanisms of sepsis-induced cardiovascular dysfunction.
  • To highlight the importance of recognizing tissue hypoperfusion in sepsis.
  • To emphasize the critical need for understanding sepsis-induced hypoperfusion management.

Main Methods:

  • Review of existing literature on sepsis and cardiovascular effects.
  • Analysis of clinical presentations of sepsis-induced hypoperfusion.
  • Synthesis of pathophysiological pathways involved in sepsis.

Main Results:

  • Sepsis compromises cardiovascular function through various pathways.
  • Tissue hypoperfusion is a key indicator of sepsis severity.
  • Early recognition and treatment of hypoperfusion are crucial.

Conclusions:

  • Clinicians must understand the multifaceted cardiovascular effects of sepsis.
  • Recognizing subtle signs of tissue hypoperfusion is essential for timely intervention.
  • Effective management of sepsis-induced hypoperfusion improves patient outcomes and survival.