Pleural Space
Pleural Space - Related Videos
02:36
Establishing a Mouse Model of Pleural Disseminated Lung Cancer
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2025
This video demonstrates a method to generate a mouse model of pleural dissemination by injecting lung cancer cell suspension into the thoracic cavity of an immunodeficient mouse.
01:25
Pleural Effusion I: Introduction
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2025
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,...
03:22
Local Anesthetic Thoracoscopy for Undiagnosed Pleural Effusion
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Cited by 4 •
2023
Local anesthetic thoracoscopy (LAT) is essential for diagnosing recurrent, undiagnosed pleural effusion when a guideline-based workup fails to provide a specific cause. LAT can be performed as a day-case procedure by chest physicians. Here, we present a step-by-step approach for a successful and safe procedure.
07:54
In vitro Synthesis of Native, Fibrous Long Spacing and Segmental Long Spacing Collagen
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Cited by 16 •
2012
Simple and reproducible procedures are described for making three structurally distinct collagen assemblies from a common commercially available Type I collagen monomer. Native type, fibrous long spacing or segmental long spacing collagen can be constructed by varying the conditions to which the 300 nm long and 1.4 nm diameter monomer building block is exposed.
01:30
Pleural Disorders: Types and Brief Description
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2024
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: Visceral Pleura: This layer covers the lungs. Parietal Pleura: This layer lines the inside of the chest wall. Between the two layers — the visceral pleura lining the lungs and the parietal pleura lining the chest cavity — lies the pleural cavity, a crucial anatomical space. This cavity houses a thin layer of pleural fluid,...
FAQs
Pressure within the pleural space normally remains lower than atmospheric pressure. This pressure relationship helps the lungs move together with the thoracic cage as the chest expands and contracts. If the space changes in a way that disrupts this relationship, lung movement and respiratory function may be affected, making pleural-pressure physiology important in clinical assessment.
The small amount of pleural fluid normally lubricates the opposing pleural surfaces, allowing smooth movement during breathing. When fluid accumulates beyond this normal volume, it becomes a pleural effusion. This change signals an abnormal pleural-space condition and may require clinical evaluation, including imaging or procedures used to identify and treat the problem.
A pneumothorax involves air entering the pleural space, whereas a pleural effusion involves excess fluid. These abnormalities differ in what accumulates within the space, but both can alter normal pleural mechanics and become important findings during respiratory assessment. Distinguishing air from fluid guides the clinical evaluation and selection of appropriate management procedures.
Changes in the pleural space can reveal clinically significant disruption around the lungs. Air may produce a pneumothorax, while excess fluid produces an effusion, providing distinct clues during respiratory assessment. Because the space normally supports coordinated lung and chest-wall movement, abnormalities there can connect a physical respiratory problem with findings seen on clinical evaluation.
Imaging helps clinicians identify changes involving the pleural space, including abnormalities caused by air or excess fluid. It provides an initial way to evaluate the condition before or alongside procedures such as thoracentesis and chest-tube drainage. In clinical practice, this role makes imaging important for recognizing pleural disease and planning further care.
Thoracentesis is one of the clinical procedures used to help identify and treat pleural-space conditions. Its use is particularly relevant when the space has changed from its normal state, such as with a pleural effusion. Along with imaging and chest-tube drainage, it forms part of the procedural approach to evaluating abnormal pleural findings.
Chest-tube drainage is relevant when a pleural-space abnormality requires procedural treatment. The overview identifies it as a method that can help address conditions involving air or excess fluid, including pneumothorax and pleural effusion. Its role illustrates how pleural-space care extends beyond diagnosis to direct management of abnormalities affecting respiratory function.