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Related Concept Videos

Chronic Obstructive Pulmonary Disease III: Chronic Bronchitis Features01:24

Chronic Obstructive Pulmonary Disease III: Chronic Bronchitis Features

Chronic bronchitis is a key phenotype of chronic obstructive pulmonary disease (COPD), characterized by airway-centered inflammation and mucus overproduction. It develops from long-term exposure to harmful particles or gases, most commonly cigarette smoke, which triggers a persistent inflammatory response.Cellular and Structural ChangesInflammation initially affects the large bronchi and later the smaller airways, with infiltration by immune cells, including neutrophils, macrophages, and...
Chronic Obstructive Pulmonary Disease-II: Pathophysiology01:20

Chronic Obstructive Pulmonary Disease-II: Pathophysiology

Chronic Obstructive Pulmonary Disease (COPD) pathophysiology is intricate and multifaceted, involving a complex interplay of physiological processes. Understanding these mechanisms is crucial for effectively managing and treating COPD. Here is an in-depth look at the critical elements in the pathophysiology of COPD:
Chronic Inflammation
Chronic Obstructive Pulmonary Disease-III: Symptoms and Complications.01:25

Chronic Obstructive Pulmonary Disease-III: Symptoms and Complications.

Understanding the variety of primary symptoms and systemic complications that characterize chronic obstructive pulmonary disease (COPD) is crucial for healthcare professionals.
Symptoms of COPD can be classified as primary or systemic. Primary symptoms relate to reduced airflow, while systemic or extrapulmonary symptoms relate to COPD's broader impact on the body.
Primary Symptoms of COPD:
Chronic Obstructive Pulmonary Disease IV: Clinical Manifestations01:19

Chronic Obstructive Pulmonary Disease IV: Clinical Manifestations

Chronic Obstructive Pulmonary Disease, or COPD, is a long-term condition marked by persistent and only partially reversible airflow limitation. It involves two overlapping conditions—chronic bronchitis and emphysema—which often co-appear but differ in dominant symptoms and underlying mechanisms.Chronic Bronchitis FeaturesChronic bronchitis presents with a persistent productive cough and thick, sometimes purulent mucus due to airway inflammation, enlarged mucus glands, and goblet cell...
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.
COPD: Pathogenesis and Clinical Features01:20

COPD: Pathogenesis and Clinical Features

Chronic obstructive pulmonary disease (COPD) is a group of lung conditions that progressively worsen over time, including chronic bronchitis and emphysema. This cluster of diseases collectively leads to a gradual and irreversible decline in lung function over time.
The primary cause for the onset of COPD is cigarette smoking and exposure to air pollution. These hazardous factors initiate a chain reaction within the lungs, resulting in chronic inflammation, damage to the airways, and a...

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Related Experiment Video

Updated: Jul 6, 2026

Imaging Features of Systemic Sclerosis-Associated Interstitial Lung Disease
04:44

Imaging Features of Systemic Sclerosis-Associated Interstitial Lung Disease

Published on: June 16, 2020

Pulmonary alterations in Behcet's disease.

Cetin Celenk1, Fatma Aydin, Meftun Unsal

  • 1Department of Radiology, Faculty of Medicine, Ondokuz Mayis University, Tip Fakültesi, Radyoloji, Samsun, Turkey. ccelenk@hotmail.com

European Journal of Radiology
|March 14, 2008
PubMed
Summary

Pulmonary alterations (PA) are not significantly more common in Behcet

Area of Science:

  • Radiology and Imaging
  • Rheumatology
  • Pulmonology

Background:

  • Behcet's disease is a multisystem inflammatory disorder.
  • Pulmonary involvement in Behcet's disease is rare but documented.
  • The role of CT in detecting pulmonary alterations in Behcet's disease requires further investigation.

Purpose of the Study:

  • To evaluate the prevalence of pulmonary alterations (PA) in patients diagnosed with Behcet's disease.
  • To compare the frequency of PA in Behcet's disease patients versus a control group using CT scans.

Main Methods:

  • Retrospective analysis of CT scans from 50 patients with Behcet's disease.
  • CT scans from 20 healthy individuals served as the control group.
  • Evaluated for specific pulmonary alterations including septal, reticular, and nodular opacities, and atelectasis.

Related Experiment Videos

Last Updated: Jul 6, 2026

Imaging Features of Systemic Sclerosis-Associated Interstitial Lung Disease
04:44

Imaging Features of Systemic Sclerosis-Associated Interstitial Lung Disease

Published on: June 16, 2020

Main Results:

  • Pulmonary alterations were identified in 16% of Behcet's disease patients and 15% of the control group.
  • No statistically significant difference in the prevalence of PA was found between the two groups (p=0.917).
  • Disease duration, age, and sex did not correlate with the presence of PA in either group.

Conclusions:

  • While pulmonary alterations can occur in patients with Behcet's disease, they are not significantly more frequent than in the general population.
  • CT imaging did not reveal a distinct pattern or increased incidence of pulmonary changes specific to Behcet's disease in this cohort.
  • Further research may be needed to understand the full spectrum of pulmonary involvement in Behcet's disease.