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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...
Skin Diseases and Disorders01:23

Skin Diseases and Disorders

Skin is the first line of defense and encounters a variety of microbes. Some pathogenic strains are often the cause of a broad range of infections of the skin and other body systems. These conditions can affect people of all ages and may have different causes, including genetic factors, infections, autoimmune reactions, environmental factors, and lifestyle choices.
Gram-positive Staphylococcus spp. and Streptococcus spp. are responsible for many of the most common skin infections. However, many...
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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...
Endocarditis I: Introduction01:25

Endocarditis I: Introduction

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Related Experiment Videos

Necrotizing soft tissue infections.

B Sarkar1, L M Napolitano

  • 1Division of Acute Care Surgery, Department of Surgery, University of Michigan, and University of Michigan Health System, University Hospital, Ann Arbor, MI 48109-0033, USA.

Minerva Chirurgica
|July 30, 2010
PubMed
Summary
This summary is machine-generated.

Necrotizing soft tissue infections (NSTIs) are aggressive infections requiring prompt surgical debridement and antibiotics. Early intervention significantly reduces mortality, though novel treatments are under investigation.

Related Experiment Videos

Area of Science:

  • Infectious Diseases
  • Surgical Pathology

Background:

  • Necrotizing soft tissue infections (NSTIs) are severe, rapidly progressing infections leading to extensive tissue necrosis.
  • NSTIs encompass conditions like necrotizing cellulitis, adipositis, fasciitis, and myositis/myonecrosis, posing a high risk of limb loss.

Purpose of the Study:

  • To review the critical aspects of NSTI management, emphasizing early diagnosis and treatment.
  • To discuss current therapeutic strategies, including surgical debridement and antibiotic therapy, and emerging treatments.

Main Methods:

  • Literature review focusing on pathophysiology, diagnostics, microbiology, and treatment of NSTIs.
  • Analysis of historical and current mortality rates associated with NSTI management.

Main Results:

  • Mortality for NSTIs has decreased from 25-50% to 10-16% with aggressive surgical and medical management.
  • While IVIG, hyperbaric oxygen, and vacuum-assisted closure show potential, definitive evidence of efficacy is pending.

Conclusions:

  • Early diagnosis and aggressive surgical debridement combined with appropriate antibiotics are essential for successful NSTI treatment and cure.
  • A thorough understanding of NSTI pathophysiology, diagnostics, pathogens, and treatment is crucial for effective patient management.