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Related Concept Videos

Pleural Effusion II: Symptoms and Management01:28

Pleural Effusion II: Symptoms and Management

Pleural Effusion Overview
A pleural effusion is the abnormal collection of fluid between the parietal and visceral pleura layers of tissue that form the lining of the lungs and chest cavity. It can occur independently or due to surrounding parenchymal diseases, such as infection, malignancy, or inflammatory conditions.
Clinical Manifestations:
Pleural Disorders: Types and Brief Description01:30

Pleural Disorders: Types and Brief Description

The pleura is a vital part of the respiratory system. It's a double-layered membrane surrounding the lungs and lining the chest cavity. The two layers of the pleura are:
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:
Pleural Effusion I: Introduction01:25

Pleural Effusion I: Introduction

Pleural effusion is an abnormal fluid accumulation in the pleural cavity, a narrow space between the lungs and the chest wall. It is not a disease per se but rather a symptom or indication of an underlying disease. In normal circumstances, this space contains a small amount of fluid (5 to 15 mL), a lubricant facilitating the non-frictional movement of the pleural surfaces.
There are two main types of pleural effusion: transudative and exudative. They are differentiated using Light's criteria,...
Pleura of the Lungs01:13

Pleura of the Lungs

The lungs are nestled in a cavity, shielded by the pleura. The pleura, a form of serous membrane, wraps around each lung. This membrane arrangement consists of two layers: the visceral and parietal pleurae. The visceral pleura lines the surface of the lungIn contrast, the parietal pleura is the outer layer and contacts to the thoracic wall, the mediastinum, and the diaphragm. The hilum is the point of connection between the visceral and parietal layers. The space between the parietal and...
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...

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Related Experiment Video

Updated: May 15, 2026

Local Anesthetic Thoracoscopy for Undiagnosed Pleural Effusion
03:22

Local Anesthetic Thoracoscopy for Undiagnosed Pleural Effusion

Published on: November 10, 2023

Emergencies in pleural diseases.

J M Porcel1, D García-Gil

  • 1Unidad de Patología Pleural, Servicio de Medicina Interna, Hospital Universitario Arnau de Vilanova, Lleida, Spain. jporcelp@yahoo.es

Revista Clinica Espanola
|December 25, 2012
PubMed
Summary
This summary is machine-generated.

Drainage of parapneumonic effusions and management of spontaneous pneumothorax are guided by specific clinical criteria. Ultrasound-guided small-bore catheter insertion offers a safe and effective approach for pleural procedures.

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Area of Science:

  • Pulmonology
  • Thoracic Surgery
  • Critical Care Medicine

Background:

  • Parapneumonic effusions and spontaneous pneumothoraces require timely and appropriate pleural interventions.
  • Current management strategies involve drainage and catheterization based on effusion characteristics and pneumothorax severity.

Observation:

  • Pleural ultrasonography is crucial for diagnosing pleural space abnormalities and guiding procedures.
  • Small-bore 12F catheters, inserted percutaneously using the Seldinger technique under ultrasound guidance, are effective.

Findings:

  • Drainage indications for parapneumonic effusions include large size, loculation, frank pus, low pH (< 7.20), or positive culture.
  • Chest catheter insertion for spontaneous pneumothorax is mandatory in cases of significant dyspnea, hemodynamic instability, or large size (≥ 2 cm).
  • Fibrinolytics and DNase instillation are recommended for loculated effusions and empyemas.

Implications:

  • Ultrasound-guided, percutaneous small-bore catheterization represents a safe and effective method for managing complicated parapneumonic effusions/empyema and pneumothoraces.
  • Standardized criteria for drainage and catheterization improve patient outcomes in pleural diseases.