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Related Concept Videos

Cellular Injury IV: Necrosis01:16

Cellular Injury IV: Necrosis

Necrosis is a form of irreversible cell death caused by severe injury such as ischemia, toxins, or trauma. Unlike programmed cell death, it is an uncontrolled, pathological process that typically provokes inflammation in surrounding tissues.Pathophysiologic ChangesNecrosis begins when cells sustain critical damage, leading to swelling of organelles, particularly mitochondria, and rapid ATP depletion. As energy levels decline, membrane ion pumps fail, leading to calcium influx and eventually,...
Necrosis01:16

Necrosis

Necrosis is considered as an “accidental” or unexpected form of cell death that ends in cell lysis. The first noticeable mention of “necrosis” was in 1859 when Rudolf Virchow used this term to describe advanced tissue breakdown in his compilation titled “Cell Pathology”.
Morphological Manifestations of Necrosis
Necrotic cells show different types of morphological appearance depending on the type of tissue and infection. In coagulative necrosis, cells become anucleated and die, but their...
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Tetanus

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Staphylococcal Skin Infections01:29

Staphylococcal Skin Infections

Staphylococcus aureus is a Gram-positive coccus that resides harmlessly on the skin and mucous membranes of healthy individuals. When the skin barrier is breached, it can shift from a commensal to an opportunistic pathogen. This transition is facilitated by surface adhesins, such as clumping factor B and S. aureus surface protein G (SasG), which bind to structural proteins, including loricrin and cytokeratin, in the damaged epidermis. Protein A, another key factor, binds the Fc region of...
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Necrotizing soft tissue infection.

Joseph Cuschieri1

  • 1Department of Surgery, University of Washington, Seattle, Washington, USA. jcuschie@u.washington.edu

Surgical Infections
|February 17, 2009
PubMed
Summary
This summary is machine-generated.

Necrotizing soft tissue infections (NSTIs) require prompt diagnosis and aggressive treatment, including surgical debridement and antibiotics. Delayed debridement significantly increases mortality risk for these severe infections.

Related Experiment Videos

Area of Science:

  • Infectious Diseases
  • Surgical Pathology
  • Critical Care Medicine

Background:

  • Necrotizing soft tissue infections (NSTIs) present significant diagnostic and management challenges.
  • Early recognition is crucial for improving patient outcomes.

Purpose of the Study:

  • To review the current literature on the diagnosis and management of NSTIs.
  • To emphasize key factors for successful treatment and highlight mortality risks.

Main Methods:

  • A comprehensive review of English-language literature pertaining to NSTIs was conducted.

Main Results:

  • Rapid diagnosis relies on high clinical suspicion, judgment, and supportive laboratory/imaging studies.
  • Effective treatment involves early, aggressive surgical debridement, antibiotics, and supportive care for perfusion.

Conclusions:

  • Despite optimal care, NSTI mortality remains high at approximately 25%.
  • Delayed surgical debridement is the primary risk factor for mortality in NSTI cases.