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Related Concept Videos

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,...
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:
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...
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:
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...

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Related Experiment Video

Updated: May 24, 2026

Local Anesthetic Thoracoscopy for Undiagnosed Pleural Effusion
03:22

Local Anesthetic Thoracoscopy for Undiagnosed Pleural Effusion

Published on: November 10, 2023

[Moving pleural mass].

M Dadrich1, T Schneider, M Puderbach

  • 1Abteilung Diagnostische und Interventionelle Radiologie, Universitätsklinikum Heidelberg, Im Neuenheimer Feld 110, 69120, Heidelberg, Deutschland. monika.dadrich@med.uni-heidelberg.de

Medizinische Klinik, Intensivmedizin Und Notfallmedizin
|February 22, 2012
PubMed
Summary
This summary is machine-generated.

A rare case of thoracolithiasis, a moving calcification in the pleural cavity, was incidentally discovered during computed tomography (CT) scans for bronchial carcinoma treatment. This finding is typically asymptomatic and a crucial differential diagnosis for lung nodules.

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Area of Science:

  • Medical Imaging
  • Pulmonology
  • Radiology

Background:

  • Radiofrequency ablation (RFA) is a treatment option for bronchial carcinoma, particularly in patients with compromised pulmonary function.
  • Non-enhanced computed tomography (CT) of the chest is utilized for treatment planning and monitoring in thoracic oncology.

Observation:

  • Incidental finding of a mobile calcification within the pleural cavity during serial chest CT scans.
  • The calcification was observed in a 74-year-old male patient undergoing RFA for bronchial carcinoma.
  • This mobile pleural calcification represents an extremely rare condition known as thoracolithiasis.

Findings:

  • Thoracolithiasis is predominantly an incidental radiological finding.
  • The condition is typically asymptomatic and does not necessitate medical intervention.
  • The presence of thoracolithiasis requires consideration in the differential diagnosis of peripheral pulmonary nodules.

Implications:

  • Highlights the importance of recognizing rare incidental findings during oncological imaging.
  • Thoracolithiasis should be included in the differential diagnosis of peripheral lung lesions to avoid misdiagnosis.
  • Understanding rare conditions like thoracolithiasis enhances diagnostic accuracy in thoracic imaging.