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Related Concept Videos

Pneumonia I: Introduction01:29

Pneumonia I: Introduction

Pneumonia is an infection of the lower respiratory tract that leads to inflammation of the lung parenchyma, often resulting in the accumulation of inflammatory exudate in the alveoli and airways. Unlike the watery, low-protein fluid exudate in pulmonary edema, the exudate in this case is a thick fluid rich in immune cells, proteins, and debris produced during infection and inflammation.This impairs gas exchange and can lead to consolidation of lung tissue. The infection may be caused by a...
Pneumonia I: Introduction01:30

Pneumonia I: Introduction

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.
Risk Factors
Various factors influence the likelihood of developing pneumonia. Age plays a crucial role, with infants, children under two, and individuals over 65 at increased risk due to their...
Atypical Pneumonia01:14

Atypical Pneumonia

Atypical pneumonia, often caused by Mycoplasma pneumoniae, is a form of pulmonary infection that differs from the classical presentation of bacterial pneumonia in both its cause and clinical symptoms. Mycoplasma pneumoniae is a pleomorphic bacterium notable for its lack of a rigid cell wall. This structural characteristic imparts resistance to beta-lactam antibiotics and significantly influences the bacterium’s behavior within the human host.Other pathogens responsible for the disease include...
Pneumonia III: Complications and Assessment01:30

Pneumonia III: Complications and Assessment

Pneumonia poses the potential for numerous complications that warrant consideration. These complications include the following:
Pneumonia II: Pathophysiology01:29

Pneumonia II: Pathophysiology

The pathophysiology of pneumonia involves the following steps:
Pneumonia V: Nursing management and Prevention01:30

Pneumonia V: Nursing management and Prevention

Nursing management of pneumonia involves promoting airway patency, facilitating rest and conserving energy, encouraging fluid intake, maintaining nutrition, and educating patients.
The nurse must practice strict medical asepsis and adhere to infection control guidelines to minimize healthcare-associated infections.
Enhance airway patency
Position the patient correctly to facilitate drainage of the affected lung segments. Manual or mechanical percussion and vibration can also be employed.

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Related Experiment Video

Updated: Jun 23, 2026

Following in Real Time the Impact of Pneumococcal Virulence Factors in an Acute Mouse Pneumonia Model Using Bioluminescent Bacteria
11:32

Following in Real Time the Impact of Pneumococcal Virulence Factors in an Acute Mouse Pneumonia Model Using Bioluminescent Bacteria

Published on: February 23, 2014

Community-acquired pneumonia.

Mark Loeb1

  • 1Departments of Pathology & Molecular Medicine and Clinical Epidemiology & Biostatistics, McMaster University, Hamilton, Canada.

BMJ Clinical Evidence
|May 19, 2009
PubMed
Summary
This summary is machine-generated.

This systematic review examines interventions for community-acquired pneumonia, including antibiotics and vaccines. Evidence supports antibiotics and vaccines for preventing and treating pneumonia, with prompt administration crucial in intensive care.

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Long Term Chronic Pseudomonas aeruginosa Airway Infection in Mice
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Long Term Chronic Pseudomonas aeruginosa Airway Infection in Mice

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Last Updated: Jun 23, 2026

Following in Real Time the Impact of Pneumococcal Virulence Factors in an Acute Mouse Pneumonia Model Using Bioluminescent Bacteria
11:32

Following in Real Time the Impact of Pneumococcal Virulence Factors in an Acute Mouse Pneumonia Model Using Bioluminescent Bacteria

Published on: February 23, 2014

Long Term Chronic Pseudomonas aeruginosa Airway Infection in Mice
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Long Term Chronic Pseudomonas aeruginosa Airway Infection in Mice

Published on: March 17, 2014

Area of Science:

  • Pulmonary Medicine
  • Infectious Diseases
  • Evidence-Based Medicine

Background:

  • Community-acquired pneumonia affects 12/1000 individuals annually in the Northern Hemisphere, primarily caused by Streptococcus pneumoniae.
  • Mortality rates vary from 5-35%, with higher risks in older adults, men, and those with chronic conditions.

Purpose of the Study:

  • To systematically review the effectiveness of interventions for preventing community-acquired pneumonia.
  • To evaluate treatments for community-acquired pneumonia across outpatient, inpatient, and intensive care settings.

Main Methods:

  • Conducted a systematic literature review up to June 2007, searching major databases (Medline, Embase, Cochrane Library).
  • Included data from systematic reviews, randomized controlled trials (RCTs), and observational studies.
  • Incorporated safety alerts from regulatory agencies like the FDA and MHRA.

Main Results:

  • Identified 21 relevant systematic reviews, RCTs, or observational studies.
  • Performed a GRADE evaluation to assess the quality of evidence for various interventions.
  • Synthesized findings on the effectiveness and safety of interventions.

Conclusions:

  • The review presents evidence on antibiotics (oral, intravenous), their combinations, and timely administration in intensive care.
  • Effectiveness of early mobilization, influenza vaccine, and pneumococcal vaccine were also evaluated.
  • Information on the safety and efficacy of pneumonia interventions is provided.