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Related Concept Videos

Pleural Disorders: Types and Brief Description01:30

Pleural Disorders: Types and Brief Description

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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:
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Pleura of the Lungs01:13

Pleura of the Lungs

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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...
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Pleural Effusion I: Introduction01:25

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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.
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Pleural Effusion II: Symptoms and Management01:28

Pleural Effusion II: Symptoms and Management

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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:
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Pneumothorax-II01:27

Pneumothorax-II

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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:
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Pneumothorax-I01:26

Pneumothorax-I

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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.
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Related Experiment Video

Updated: Jul 11, 2025

Local Anesthetic Thoracoscopy for Undiagnosed Pleural Effusion
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Is there a common definition for massive pleurisy?

Barış Gülmez1, Seda Kahraman Aydın2, Sercan Aydın3

  • 1Department of Thoracic Surgery, Health Sciences University Van Education and Research Hospital, Van, Turkey.

Updates in Surgery
|November 9, 2023
PubMed
Summary

Physicians lack a consensus on defining massive pleurisy (MP), leading to varied diagnostic and treatment approaches. This study highlights the urgent need for a unified definition to improve clinical collaboration and patient care for pleural effusion.

Keywords:
DrainageEffusionEmergencyTube thoracostomy

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Area of Science:

  • Pulmonology
  • Thoracic Medicine
  • Medical Education

Background:

  • The term massive pleurisy (MP) is used to denote significant pleural effusion, but lacks a universal definition.
  • This ambiguity leads to considerable disagreements among clinicians regarding diagnosis and management.
  • Lack of a standardized definition hinders effective communication and patient care.

Purpose of the Study:

  • To investigate the extent of disagreement among physicians regarding the definition and management of massive pleurisy.
  • To identify specific areas of divergence in the interpretation of massive pleurisy across different medical specialties.
  • To underscore the necessity for a universally accepted definition of massive pleurisy.

Main Methods:

  • A questionnaire study involving 150 physicians from four medical centers.
  • Included visual assessments of lung radiographs and schematic drawings to identify massive pleurisy.
  • Incorporated true/false questions on diagnosis, treatment, and consultation recommendations for massive pleurisy.

Main Results:

  • Significant inter-physician variability (up to 50%) was observed in interpreting radiographs and answering true/false questions (p < 0.05).
  • A consensus was reached on the volume of pleural effusion constituting massive pleurisy (p = 0.003).
  • Discrepancies were noted in management strategies, except for the universal agreement on tube thoracostomy indication for massive pleurisy (p < 0.05).

Conclusions:

  • Substantial differences in opinion exist among physicians regarding the definition and management of massive pleurisy.
  • The lack of a unified definition complicates clinical collaboration and optimal patient management.
  • Establishing a common language and definition for massive pleurisy is critical for advancing thoracic medicine.