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Related Concept Videos

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 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...
Pulmonary Cycle: Exhalation01:17

Pulmonary Cycle: Exhalation

In terms of human respiration, the act of expelling air, known as exhalation (or expiration), operates on the principle of pressure gradients. During expiration, the pressure within the lungs exceeds that of the surrounding atmosphere. Under normal conditions, quiet breathing involves passive exhalation and is free of muscular contractions. This is because the exhalation process is driven by the natural elastic recoil of the lungs and chest wall, both of which have an inherent tendency to...

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Related Experiment Video

Updated: May 9, 2026

Bronchial Thermoplasty: A Novel Therapeutic Approach to Severe Asthma
14:39

Bronchial Thermoplasty: A Novel Therapeutic Approach to Severe Asthma

Published on: November 4, 2010

Pneumomediastinum from a severe asthma attack.

Taimoor Hashim1, Ayesha H Chaudry, Khurram Ahmad

  • 1Highline Medical Center, Burien, Washington, USA.

JAAPA : Official Journal of the American Academy of Physician Assistants
|August 8, 2013
PubMed
Summary

Spontaneous pneumomediastinum is a rare complication of asthma exacerbations. While usually benign and managed supportively, surgical intervention may be necessary for severe respiratory or hemodynamic compromise.

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Last Updated: May 9, 2026

Bronchial Thermoplasty: A Novel Therapeutic Approach to Severe Asthma
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Published on: November 4, 2010

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Osteopathic Manipulative Treatment as a Useful Adjunctive Tool for Pneumonia
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Published on: May 6, 2014

Area of Science:

  • Pulmonology
  • Thoracic Surgery

Background:

  • Asthma exacerbations can lead to rare complications.
  • Spontaneous pneumomediastinum is one such complication.

Observation:

  • Characterized by chest pain, dyspnea, neck swelling, and subcutaneous emphysema.
  • Typically a benign condition requiring supportive care.

Findings:

  • Spontaneous pneumomediastinum is a rare but recognized complication of severe asthma.
  • The condition presents with specific clinical signs and symptoms.

Implications:

  • Highlights the importance of recognizing this rare complication in asthma patients.
  • Emphasizes the need for monitoring for potential hemodynamic or respiratory failure.
  • Indicates that surgical intervention is reserved for critical cases unresponsive to conservative management.