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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...
Pneumothorax-II01:27

Pneumothorax-II

Pneumothorax is a medical condition defined by the buildup of air in the pleural space between the lungs and the chest wall. This accumulation of air can lead to partial or complete lung collapse, resulting in a range of clinical manifestations. Understanding the clinical presentation and effective management strategies is crucial for healthcare professionals in providing timely and appropriate care to individuals with pneumothorax.
Clinical Manifestations:
Pneumothorax-I01:26

Pneumothorax-I

A pneumothorax is a condition where air builds up in the space between the lung and the chest wall, causing the lung to collapse. This condition arises when air enters the space between the parietal and visceral pleura, disrupting the negative pressure essential for lung inflation. This can lead to a partial or complete collapse of the lung.
Pneumothorax can be even further classified as spontaneous, traumatic, and tension pneumothorax.
Pneumothorax II: Pathophysiology01:08

Pneumothorax II: Pathophysiology

Pneumothorax means the presence of air in the pleural space — the thin potential gap between the visceral and parietal pleura. This condition disrupts the normal pressure balance that keeps the lungs inflated, leading to partial or complete collapse of the affected lung.Normal physiologyUnder normal conditions, the pleural space maintains a slightly negative intrapleural pressure, which keeps the lungs expanded against the chest wall. This negative pressure creates a delicate balance between...
Pneumonia II: Pathophysiology01:29

Pneumonia II: Pathophysiology

The pathophysiology of pneumonia involves the following steps:

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Related Experiment Video

Updated: Jun 7, 2026

Pseudomonas aeruginosa Induced Lung Injury Model
07:24

Pseudomonas aeruginosa Induced Lung Injury Model

Published on: October 29, 2014

Airbag pneumonitis.

Raghav Govindarajan1, Gustavo Ferrer, Laurence A Smolley

  • 1Department of Pulmonary Medicine, Cleveland Clinic Florida, 2950 Cleveland Clinic Boulevard, Weston, FL 33331, USA.

Case Reports in Medicine
|October 29, 2010
PubMed
Summary
This summary is machine-generated.

Airbag deployment can cause unique pulmonary conditions, including new-onset asthma. This case highlights inhalational chemical pneumonitis following exposure to airbag fumes, a rare but serious complication.

Related Experiment Videos

Last Updated: Jun 7, 2026

Pseudomonas aeruginosa Induced Lung Injury Model
07:24

Pseudomonas aeruginosa Induced Lung Injury Model

Published on: October 29, 2014

Area of Science:

  • Pulmonary Medicine
  • Toxicology
  • Emergency Medicine

Background:

  • Airbag systems are standard safety features in vehicles.
  • Airbag deployment releases chemical irritants and particulate matter.
  • Previous studies link airbag exposure to various respiratory issues.

Observation:

  • A patient developed acute respiratory distress after a motor vehicle accident.
  • Symptoms included cough, shortness of breath, and wheezing.
  • Chest imaging revealed bilateral infiltrates consistent with pneumonitis.

Findings:

  • The patient was diagnosed with inhalational chemical pneumonitis.
  • Exposure to airbag fumes was identified as the likely cause.
  • This condition is a rare but significant complication of airbag use.

Implications:

  • Clinicians should consider chemical pneumonitis in patients with respiratory symptoms post-airbag deployment.
  • Further research is needed to understand the long-term pulmonary effects of airbag chemicals.
  • This case underscores the importance of recognizing unique injury patterns associated with vehicle safety technologies.