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Related Concept Videos

Pneumonia I: Introduction01:30

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Pneumonia is an acute respiratory infection that targets the lungs, specifically the alveoli. These tiny air sacs, essential for oxygen exchange, become engorged with pus and fluid, severely hindering breathing, decreasing oxygen absorption, and causing significant pain and discomfort during respiration.
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Related Experiment Video

Updated: Apr 4, 2026

Murine Oropharyngeal Aspiration Model of Ventilator-associated and Hospital-acquired Bacterial Pneumonia
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Update on ventilator-associated pneumonia.

Cristina Vazquez Guillamet1, Marin H Kollef

  • 1aDivision of Pulmonary, Critical Care, and Sleep Medicine bDivision of Infectious Diseases, University of New Mexico School of Medicine, Albuquerque, New Mexico cDivision of Pulmonary and Critical Care Medicine, Washington University School of Medicine, St. Louis, Missouri, USA.

Current Opinion in Critical Care
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Summary

Ventilator-associated pneumonia (VAP) is a serious infection in critical care. Awareness of multidrug-resistant pathogens, their risk factors, and updated diagnostics and treatments is crucial for effective management.

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Area of Science:

  • Critical Care Medicine
  • Infectious Diseases
  • Microbiology

Background:

  • Ventilator-associated pneumonia (VAP) is a significant nosocomial infection in intensive care units.
  • Rising antimicrobial resistance poses a major challenge in treating VAP.
  • Identifying risk factors for multidrug-resistant (MDR) pathogens is essential for VAP management.

Purpose of the Study:

  • To emphasize the growing problem of antimicrobial resistance in VAP.
  • To discuss the diagnostic and therapeutic implications of escalating pathogen resistance.
  • To inform clinicians about managing VAP caused by MDR pathogens.

Main Methods:

  • Review of current literature on VAP epidemiology and antimicrobial resistance.
  • Analysis of diagnostic advancements for rapid pathogen identification.
  • Evaluation of treatment strategies to combat MDR VAP and prevent further resistance.

Main Results:

  • VAP continues to be a prevalent infection in critically ill patients, complicated by increasing bacterial resistance.
  • Risk factors for MDR pathogens are influenced by local resistance patterns and patient-specific factors.
  • Novel diagnostic tools and antimicrobial agents offer potential for timely and appropriate VAP treatment, aiding resistance containment.

Conclusions:

  • Clinicians must recognize the risk factors associated with MDR pathogens in VAP.
  • Understanding specific diagnostic and treatment approaches for VAP is critical.
  • Proactive management strategies are necessary to address the challenge of antimicrobial resistance in VAP.