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Related Concept Videos

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...
Pulmonary Tuberculosis II01:28

Pulmonary Tuberculosis II

Tuberculosis, or TB, is a bacterial infectious disease caused by Mycobacterium tuberculosis. While its primary impact is on the lungs, leading to pulmonary tuberculosis, it can also affect various other organs, a condition referred to as extrapulmonary tuberculosis.
Here is a detailed explanation of its pathophysiology:
Transmission: The process begins when a person inhales droplet nuclei containing M. tuberculosis. These are typically released into the air when an individual with pulmonary or...
Other Pulmonary Disorders01:17

Other Pulmonary Disorders

Respiratory disorders encompass a range of conditions with varying levels of severity. Asthma, marked by chronic airway inflammation and hypersensitivity, is one such condition. It can lead to airway obstruction due to factors like bronchial spasms, mucosal edema, increased mucus secretion, or epithelial damage. Asthma triggers are diverse, ranging from allergens to emotional upset, and treatment focuses on both immediate relief through bronchodilators and long-term inflammation suppression.
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:
Pulmonary Tuberculosis III01:31

Pulmonary Tuberculosis III

Tuberculosis (TB) is a contagious infection primarily affecting the lung parenchyma but which can also affect other body parts. TB can be classified based on disease development, presentation, and the affected anatomical site.
The first classification is based on the development of the disease, and it includes the following categories:
Chronic Obstructive Pulmonary Disease II: Emphysema01:23

Chronic Obstructive Pulmonary Disease II: Emphysema

Emphysema, a major phenotype of chronic obstructive pulmonary disease (COPD), is characterized by irreversible destruction of alveolar walls and permanent enlargement of distal airspaces. Unlike chronic bronchitis, which primarily affects the airways, emphysema predominantly involves the lung parenchyma, where structural damage leads to airflow limitation.PathophysiologyIt most commonly results from prolonged exposure to cigarette smoke and other toxic gases, particularly cigarette smoke.

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Related Experiment Video

Updated: Jun 20, 2026

Lung CT Segmentation to Identify Consolidations and Ground Glass Areas for Quantitative Assesment of SARS-CoV Pneumonia
08:05

Lung CT Segmentation to Identify Consolidations and Ground Glass Areas for Quantitative Assesment of SARS-CoV Pneumonia

Published on: December 19, 2020

Diffuse cavitary lung lesions.

Mindy Grunzke1, Kari Hayes, Wendy Bourland

  • 1Department of Pediatrics, University of Colorado Denver, Aurora, CO, USA. Grunzke.Mindy@tchden.org

Pediatric Radiology
|September 26, 2009
PubMed
Summary
This summary is machine-generated.

Pediatric Hodgkin lymphoma can present with unusual lung findings. Fluorodeoxyglucose-positron emission tomography with computed tomography ((18)F-FDG PET/CT) aids in diagnosing cavitary lung lesions in children.

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Point-of-Care Lung Ultrasound in Adults: Image Acquisition
09:17

Point-of-Care Lung Ultrasound in Adults: Image Acquisition

Published on: March 3, 2023

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Last Updated: Jun 20, 2026

Lung CT Segmentation to Identify Consolidations and Ground Glass Areas for Quantitative Assesment of SARS-CoV Pneumonia
08:05

Lung CT Segmentation to Identify Consolidations and Ground Glass Areas for Quantitative Assesment of SARS-CoV Pneumonia

Published on: December 19, 2020

Point-of-Care Lung Ultrasound in Adults: Image Acquisition
09:17

Point-of-Care Lung Ultrasound in Adults: Image Acquisition

Published on: March 3, 2023

Area of Science:

  • Pediatric Oncology
  • Radiology
  • Nuclear Medicine

Background:

  • Hodgkin lymphoma is a malignancy of the lymphatic system.
  • Cavitary lung lesions in children are uncommon and often suggest infection.
  • Early diagnosis is crucial for effective treatment outcomes.

Observation:

  • An 11-year-old girl presented with persistent cough, fevers, and weight loss.
  • Chest imaging revealed multiple bilateral cavitary lung lesions.
  • Extensive infectious work-up yielded negative results.

Findings:

  • Chest CT confirmed multiple cavitary lung lesions.
  • (18)F-FDG PET/CT demonstrated increased uptake in lung lesions and lymph nodes.
  • Lymph node biopsy diagnosed classical Hodgkin lymphoma, nodular sclerosis type.

Implications:

  • This case highlights an atypical presentation of pediatric Hodgkin lymphoma.
  • (18)F-FDG PET/CT is valuable in evaluating pediatric cavitary lung lesions.
  • The findings underscore the importance of considering malignancy in children with unexplained cavitary lung disease.