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Related Concept Videos

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.
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 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
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.
Chronic Obstructive Pulmonary Disease01:24

Chronic Obstructive Pulmonary Disease

COPD is defined as a heterogeneous lung condition marked by persistent respiratory symptoms such as dyspnea, cough, and sputum production, caused by abnormalities in the airways that cause airflow obstruction.
Smoking is a primary risk factor for COPD, with over 80% of patients having a history of it. Patients typically experience progressive dyspnea or labored breathing, frequent coughing, and recurrent pulmonary infections. Many eventually succumb to respiratory failure, characterized by...

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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

Scleroderma lung disease.

Jérôme Le Pavec1, David Launay, Stephen C Mathai

  • 1Université Paris-Sud, Centre National de Référence de l'Hypertension Artérielle Pulmonaire, Service de Pneumologie et Réanimation Respiratoire, Hôpital Antoine-Béclère, Assistance Publique, Hôpitaux de Paris, Clamart, France. lepavec@gmail.com

Clinical Reviews in Allergy & Immunology
|January 12, 2010
PubMed
Summary
This summary is machine-generated.

Systemic sclerosis (SSc) frequently causes lung complications, including interstitial lung disease and pulmonary arterial hypertension, which are leading causes of death. Pulmonary involvement significantly worsens prognosis for SSc patients.

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Area of Science:

  • Rheumatology
  • Pulmonology
  • Internal Medicine

Background:

  • Pulmonary involvement is a frequent visceral complication of systemic sclerosis (SSc).
  • It has become the leading cause of mortality in SSc patients, surpassing renal disease.
  • Key manifestations include interstitial lung disease and pulmonary vascular disease, such as pulmonary arterial hypertension.

Purpose of the Study:

  • To review the spectrum of pulmonary complications in systemic sclerosis.
  • To highlight the clinical significance and prognostic implications of lung involvement in SSc.

Main Methods:

  • Literature review of pulmonary manifestations in systemic sclerosis.
  • Analysis of common and clinically significant lung pathologies in SSc patients.

Main Results:

  • Interstitial lung disease and pulmonary arterial hypertension are the most common lung issues in SSc.
  • Other significant conditions include chronic aspiration, airway disease, and lung cancer.
  • Pulmonary involvement is associated with a worse prognosis in systemic sclerosis.

Conclusions:

  • Pulmonary complications are a major determinant of outcome in systemic sclerosis.
  • Comprehensive respiratory assessment is crucial for SSc patients presenting with symptoms.
  • Early recognition and management of lung disease can impact patient prognosis.