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Pleural Disorders: Types and Brief Description

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:

Pleura of the Lungs

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...

Pleural Effusion II: Symptoms and Management

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 Effusion I: Introduction

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...

Pneumothorax-II

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-I

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.

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Related Experiment Video

Updated: Apr 18, 2026

Implantation and Monitoring by PET/CT of an Orthotopic Model of Human Pleural Mesothelioma in Athymic Mice

Implantation and Monitoring by PET/CT of an Orthotopic Model of Human Pleural Mesothelioma in Athymic Mice

Published on: December 21, 2019

[Non-occupational pleural mesothelioma].

Rolf Petersen¹, Jonathan Aavang Petersen, Sigurd Mikkelsen

¹Arbejdsmedicinsk Klinik, Slagelse Sygehus, 4200 Slagelse. rpt@regionsjaelland.dk.

Ugeskrift for Laeger

|January 24, 2015

Summary

Asbestos exposure, even brief, can cause malignant mesothelioma (MM) years later. Two DIY renovation cases highlight the risks of disturbing asbestos-containing materials.

Area of Science:

Occupational Health
Environmental Medicine
Oncology

Background:

Malignant mesothelioma (MM) is exclusively caused by asbestos fiber exposure.
The latency period for MM development is typically 20-50 years post-exposure.
Even low-level and brief asbestos exposures can significantly increase MM risk.

Observation:

Two cases of malignant mesothelioma are presented.
Both patients had asbestos exposure during do-it-yourself (DIY) roof renovation activities.
Exposure involved cutting and drilling asbestos-containing roof sheeting.
No significant occupational asbestos exposure was identified in their histories.

Findings:

DIY activities involving asbestos materials pose a risk for developing malignant mesothelioma.

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Generation and Expansion of Primary, Malignant Pleural Mesothelioma Tumor Lines

Generation and Expansion of Primary, Malignant Pleural Mesothelioma Tumor Lines

Published on: April 21, 2022

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Implantation and Monitoring by PET/CT of an Orthotopic Model of Human Pleural Mesothelioma in Athymic Mice

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Orthotopic Implantation and Peripheral Immune Cell Monitoring in the II-45 Syngeneic Rat Mesothelioma Model

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The study underscores that non-occupational asbestos exposure can lead to MM.

Asbestos-related diseases can manifest decades after initial exposure.

Implications:

Emphasizes the critical need for careful handling of asbestos-containing products.
Highlights the importance of public awareness regarding asbestos risks in home renovation.
Reinforces the necessity of avoiding inhalation of asbestos fibers during any asbestos disturbance activities.