Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Pneumothorax-II01:27

Pneumothorax-II

928
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:
928
Pneumothorax-I01:26

Pneumothorax-I

1.2K
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.
1.2K
Factors Affecting Pulmonary Ventilation01:19

Factors Affecting Pulmonary Ventilation

2.8K
Besides the pressure difference between the external environment and the lungs, the airflow rate and ease of pulmonary ventilation are also influenced by three other factors: surface tension of the fluid in the alveoli, compliance of the lungs, and airway resistance.
Alveolar Surface Tension
The alveolar fluid lines the luminal surface of the alveoli and exerts a force called surface tension. This force is caused by the polar water molecules in the liquid being more strongly attracted to each...
2.8K
Endoscopic Studies I: Bronchoscopy and Thoracoscopy01:30

Endoscopic Studies I: Bronchoscopy and Thoracoscopy

541
Endoscopy is a non-surgical medical technique used to examine a person's internal organs and vessels. This lesson will focus on two types of endoscopic studies: bronchoscopy and thoracoscopy.
Bronchoscopy
Description
Bronchoscopy is a procedure that involves direct visualization of the larynx, trachea, and bronchi for diagnostic and therapeutic purposes. A flexible fiber optic or rigid bronchoscope is used to carry out the procedure. The fiber-optic bronchoscope is more frequently used due...
541
Endoscopic Studies II: Thoracocentesis01:26

Endoscopic Studies II: Thoracocentesis

1.3K
Thoracentesis(Thoracocentesis), commonly known as pleural tap, is a medical procedure where a 22 gauge needle is inserted into the pleural space, the area between the lung and chest wall. This procedure is commonly performed to diagnose or treat various respiratory disorders.
Description
Excess pleural fluid or air may accumulate in some respiratory disorders in the thoracic cavity. To treat pleural effusion, a physician conducts thoracentesis by carefully piercing the chest wall and entering...
1.3K
Pulmonary Cycle: Exhalation01:17

Pulmonary Cycle: Exhalation

3.0K
In terms of human respiration, the act of expelling air, known as exhalation (or expiration), operates on the principle of pressure gradients. During expiration, the pressure within the lungs exceeds that of the surrounding atmosphere. Under normal conditions, quiet breathing involves passive exhalation and is free of muscular contractions. This is because the exhalation process is driven by the natural elastic recoil of the lungs and chest wall, both of which have an inherent tendency to...
3.0K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Visibility of breathlessness in fibrotic interstitial lung disease: perceptions of international healthcare professionals.

ERJ open research·2026
Same author

Acute exacerbation in fibrotic interstitial lung disease: An International Working Group Report.

American journal of respiratory and critical care medicine·2026
Same author

Geographical, institutional and workplace variability in genetic evaluation, screening practices, multidisciplinary care, and lung transplantation management for familial interstitial lung disease.

BMC pulmonary medicine·2026
Same author

Study protocol: a 52-week, multicentre, observational, prospective study on the use of a smart platform connected to a single-inhaler triple therapy (ICS/LABA/LAMA) to evaluate effectiveness on treatment adherence and inhaler technique in patients with poorly controlled asthma.

BMC pulmonary medicine·2026
Same author

Risk of cancer and mortality in patients with interstitial lung diseases: Danish cohort study.

The European respiratory journal·2026
Same author

Risk and outcome of interstitial lung disease in inflammatory bowel disease: evidence from a Danish nationwide population-based cohort study.

Journal of Crohn's & colitis·2026

Related Experiment Video

Updated: Jan 18, 2026

Author Spotlight: A Non-Intubated Video-Assisted Thoracoscopic Surgery with Multimodal Analgesia and Sevoflurane Inhalation Anesthesia
05:39

Author Spotlight: A Non-Intubated Video-Assisted Thoracoscopic Surgery with Multimodal Analgesia and Sevoflurane Inhalation Anesthesia

Published on: May 26, 2023

2.2K

Risk Factors for Pneumothorax After Treatment With Endobronchial Valves: A Cohort Study.

Kirstine Hermann Jørgensen1,2, Thomas Decker Christensen2,3, Ingrid Louise Titlestad4

  • 1Department of Respiratory Diseases and Allergy, Aarhus University Hospital, Aarhus, Denmark.

Respirology (Carlton, Vic.)
|May 29, 2025
PubMed
Summary

Pneumothorax (PTX) is a serious risk of endobronchial valve (EBV) treatment for COPD. Upper lobe procedures and high lung volumes increase PTX risk, leading to longer hospital stays and complications like pneumonia.

Keywords:
COPDbronchoscopy and interventional techniquesemphysemapneumothorax

More Related Videos

Author Spotlight: Investigating the Key Factors of Obliterative Bronchiolitis After Lung Transplantation
06:15

Author Spotlight: Investigating the Key Factors of Obliterative Bronchiolitis After Lung Transplantation

Published on: November 10, 2023

1.4K
Bronchial Thermoplasty: A Novel Therapeutic Approach to Severe Asthma
14:39

Bronchial Thermoplasty: A Novel Therapeutic Approach to Severe Asthma

Published on: November 4, 2010

32.4K

Related Experiment Videos

Last Updated: Jan 18, 2026

Author Spotlight: A Non-Intubated Video-Assisted Thoracoscopic Surgery with Multimodal Analgesia and Sevoflurane Inhalation Anesthesia
05:39

Author Spotlight: A Non-Intubated Video-Assisted Thoracoscopic Surgery with Multimodal Analgesia and Sevoflurane Inhalation Anesthesia

Published on: May 26, 2023

2.2K
Author Spotlight: Investigating the Key Factors of Obliterative Bronchiolitis After Lung Transplantation
06:15

Author Spotlight: Investigating the Key Factors of Obliterative Bronchiolitis After Lung Transplantation

Published on: November 10, 2023

1.4K
Bronchial Thermoplasty: A Novel Therapeutic Approach to Severe Asthma
14:39

Bronchial Thermoplasty: A Novel Therapeutic Approach to Severe Asthma

Published on: November 4, 2010

32.4K

Area of Science:

  • Pulmonary Medicine
  • Interventional Pulmonology
  • Thoracic Surgery

Background:

  • Pneumothorax (PTX) is a significant complication of endobronchial valve (EBV) treatment for severe emphysema in chronic obstructive pulmonary disease (COPD).
  • Understanding risk factors and outcomes is crucial for patient safety and treatment optimization.

Purpose of the Study:

  • To compare preoperative characteristics of patients undergoing EBV treatment.
  • To evaluate 30-day outcomes in COPD patients with and without PTX following EBV implantation.

Main Methods:

  • Retrospective nationwide cohort study of EBV-treated patients in Denmark (2017-2023).
  • Data extracted from medical records.
  • Analysis of preoperative factors and 30-day adverse events.

Main Results:

  • 20.2% of 228 patients developed PTX, with a median onset of 7 hours.
  • PTX risk was significantly higher with upper lobe EBV placement (aRR 6.32) and increased with high target lobe volume and residual volume.
  • PTX patients had higher rates of atelectasis, pneumonia (RR 4.5), empyema, and ICU admission (RR 9.89).

Conclusions:

  • EBV treatment in upper lobes, high target lobe volume, and high residual volume are independent risk factors for PTX.
  • PTX occurrence is associated with prolonged hospital admission and increased risk of pneumonia and empyema.