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Related Concept Videos

Inflammation01:38

Inflammation

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The inflammatory response is the body's defense against infection, injury, or irritation from bacteria, trauma, toxins, or heat. Inflammation helps locate and destroy pathogens and remove damaged tissue elements to heal the body. During this initial phase, fluid, blood products, and nutrients migrate to the injured area, resulting in redness, heat, swelling, ache, and loss of function. Moreover, signs of systemic inflammation include fever, increased WBC count, malaise, anorexia, nausea,...
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The immune system's inflammatory response destroys the invading pathogen, permitting the tissue to heal. The changes during the cellular and vascular stages allow exudate formation at the site of inflammation. The inflammatory exudate released from the wound has high protein content and a specific gravity above 1.020.
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Pleural effusion is an abnormal fluid accumulation in the pleural cavity, a narrow space between the lungs and the chest wall. It is not a disease per se but rather a symptom or indication of an underlying disease. In normal circumstances, this space contains a small amount of fluid (5 to 15 mL), a lubricant facilitating the non-frictional movement of the pleural surfaces.
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Acute Inflammation I: Cellular Phase01:26

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The cellular phase of acute inflammation is a tightly orchestrated sequence of events that recruits leukocytes, primarily neutrophils, to sites of tissue injury or infection. Following the initial vascular changes, this phase ensures effective immune cell migration, activation, and function at the affected site to eliminate pathogens and initiate tissue repair.Leukocyte Recruitment CascadeLeukocyte recruitment happens in four steps: margination, adhesion, transmigration, and chemotaxis. Reduced...
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Acute Inflammation II: Local and Systemic Effects01:25

Acute Inflammation II: Local and Systemic Effects

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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...
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A Novel Three-dimensional Flow Chamber Device to Study Chemokine-directed Extravasation of Cells Circulating under Physiological Flow Conditions
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Infiltration and extravasation.

Lynn Hadaway1

  • 1Lynn Hadaway Associates, Milner, GA, USA. lynn@hadawayassociates.com

The American Journal of Nursing
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Summary
This summary is machine-generated.

Nurses must know IV infusion adverse effects. Early recognition and intervention for infiltration and extravasation prevent serious patient complications like amputation and chronic pain.

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Area of Science:

  • Nursing Practice
  • Patient Safety
  • Intravenous Therapy

Background:

  • Infusion Nurses Society standards mandate nurses know IV medication adverse effects and interventions.
  • Inadvertent administration of IV solutions/medications into surrounding tissue is a serious complication.
  • This complication is termed infiltration (nonvesicant) or extravasation (vesicant).

Observation:

  • Both infiltration and extravasation can lead to severe patient outcomes.
  • Consequences include surgical intervention, scarring, functional limitations, and amputation.
  • Complex regional pain syndrome is a potential long-term neurologic sequela requiring chronic pain management.

Findings:

  • Preventing severe outcomes relies on appropriate nursing interventions during IV catheter insertion.
  • Early recognition and prompt intervention upon symptom onset are crucial.
  • Effective nursing management encompasses early detection, prevention strategies, and treatment.

Implications:

  • Nursing interventions are key to mitigating the risks associated with IV infiltration and extravasation.
  • Management strategies include antidote use and thermal therapies (heat/cold).
  • This highlights the critical role of nurses in preventing IV-related patient harm and ensuring optimal outcomes.