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Related Concept Videos

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-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 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...
Pulmonary Tuberculosis II01:28

Pulmonary Tuberculosis II

Tuberculosis, or TB, is a bacterial infectious disease caused by Mycobacterium tuberculosis. While its primary impact is on the lungs, leading to pulmonary tuberculosis, it can also affect various other organs, a condition referred to as extrapulmonary tuberculosis.
Here is a detailed explanation of its pathophysiology:
Transmission: The process begins when a person inhales droplet nuclei containing M. tuberculosis. These are typically released into the air when an individual with pulmonary or...
Pulmonary Embolism I: Introduction01:29

Pulmonary Embolism I: Introduction

Pulmonary embolism (PE) occurs when a thrombus, fat or air embolus, amniotic fluid, or tumor tissue blocks one or more pulmonary arteries. These blockages originate in the venous system or the right side of the heart.EtiologyPE primarily arises from deep vein thrombosis (DVT) and other hypercoagulable states, such as inherited thrombophilias. Additional etiological factors include venous stasis, commonly seen in obesity, and endothelial injury from surgery and trauma. Less common causes include...
Pulmonary Embolism I: Introduction01:19

Pulmonary Embolism I: Introduction

A blood clot, or thrombus, is a semi-solid mass composed of fibrin, platelets, and red blood cells. When it forms within a vessel, it can obstruct blood flow, known as thrombosis. If part of the clot detaches, it becomes an embolus that can travel and block distant vessels. When this occurs in the pulmonary arteries, it causes a condition known as pulmonary embolism (PE).Origin and ImpactMost often, the embolus originates from a thrombus in the deep veins of the lower limbs, a condition called...

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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

Published on: March 17, 2014

Traumatic pulmonary pseudocyst.

Neeraj Gupta1, Jacob George, Rakesh C Gupta

  • 1Department of Respiratory Medicine, JLN Medical College, Ajmer, Rajasthan, India.

International Journal of Critical Illness and Injury Science
|August 21, 2013
PubMed
Summary
This summary is machine-generated.

Blunt thoracic trauma can cause parenchymal contusion or pseudacavitation on chest X-rays. Pulmonary pseudocysts from trauma typically resolve with observation, differentiating them from other cavitation causes.

Keywords:
Pulmonary pseudo cystpulmonary contusionthoracic trauma

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Area of Science:

  • Radiology
  • Thoracic Surgery
  • Emergency Medicine

Background:

  • Blunt thoracic trauma presents diverse injury patterns affecting thoracic structures.
  • Parenchymal contusion is a common manifestation, but pseudacavitation may also occur.

Observation:

  • Chest X-rays can reveal pseudacavitation secondary to blunt thoracic trauma.
  • Distinguishing pseudacavitation from other pulmonary cavitation etiologies is crucial.

Findings:

  • Pulmonary pseudocysts, a form of pseudacavitation, generally follow a benign clinical course.
  • Diagnosis often relies on differentiating from other cavitation causes using patient history.

Implications:

  • Understanding pseudacavitation aids in accurate diagnosis and management of blunt thoracic trauma.
  • Observation is often sufficient for pulmonary pseudocysts, avoiding unnecessary interventions.