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Related Concept Videos

Pulmonary Edema II: Pathophysiology01:18

Pulmonary Edema II: Pathophysiology

Pulmonary edema is the accumulation of fluid in the interstitial and alveolar spaces of the lungs, impairing gas exchange and oxygen delivery. It may be cardiogenic or noncardiogenic, but both reduce oxygenation and lung compliance.Cardiogenic Pulmonary EdemaCardiogenic edema results from increased hydrostatic pressure in pulmonary capillaries, usually due to left ventricular dysfunction from myocardial infarction, heart failure, or valvular disease. Ineffective cardiac pumping causes blood to...
Atelectasis II: Pathophysiology01:10

Atelectasis II: Pathophysiology

Atelectasis develops when alveoli lose their air and collapse inward. Because lung tissue is naturally elastic, these air sacs shrink rather than remaining open. Collapsed alveoli are no longer ventilated, reducing their role in gas exchange. Blood flow may continue in these regions, creating a ventilation–perfusion mismatch. Clinical findings include decreased breath sounds, dullness to percussion, reduced chest expansion, and decreased tactile fremitus as sound transmission through collapsed...
Pulmonary Hypertension: Classification and Pathogenesis01:30

Pulmonary Hypertension: Classification and Pathogenesis

Pulmonary hypertension (PH) is a severe health condition in which the mean pulmonary arterial pressure increases to 25 mmHg or more, even when the body is at rest. This high pressure in the blood vessels that transport blood from the heart to the lungs can cause various symptoms, including shortness of breath, can lead to right heart failure, and significantly affect the overall quality of life.
There are various classifications for PH, each relating to different underlying causes and also...
Pulmonary Embolism I: Introduction01:29

Pulmonary Embolism I: Introduction

Pulmonary embolism (PE) occurs when a thrombus, fat or air embolus, amniotic fluid, or tumor tissue blocks one or more pulmonary arteries. These blockages originate in the venous system or the right side of the heart.EtiologyPE primarily arises from deep vein thrombosis (DVT) and other hypercoagulable states, such as inherited thrombophilias. Additional etiological factors include venous stasis, commonly seen in obesity, and endothelial injury from surgery and trauma. Less common causes include...
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:

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Related Experiment Video

Updated: May 27, 2026

Intravital Widefield Fluorescence Microscopy of Pulmonary Microcirculation in Experimental Acute Lung Injury Using a Vacuum-Stabilized Imaging System
09:28

Intravital Widefield Fluorescence Microscopy of Pulmonary Microcirculation in Experimental Acute Lung Injury Using a Vacuum-Stabilized Imaging System

Published on: April 6, 2022

Pulmonary microcirculation in interstitial lung disease.

Laszlo Farkas1, Martin Kolb

  • 1Departments of Medicine, Pathology and Molecular Medicine, McMaster University, Ontario, Canada.

Proceedings of the American Thoracic Society
|November 5, 2011
PubMed
Summary
This summary is machine-generated.

Interstitial lung diseases (ILD) involve vascular abnormalities and pulmonary hypertension, impacting patient prognosis. Understanding the link between lung and vascular remodeling is key to developing new therapies for ILD.

More Related Videos

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

Related Experiment Videos

Last Updated: May 27, 2026

Intravital Widefield Fluorescence Microscopy of Pulmonary Microcirculation in Experimental Acute Lung Injury Using a Vacuum-Stabilized Imaging System
09:28

Intravital Widefield Fluorescence Microscopy of Pulmonary Microcirculation in Experimental Acute Lung Injury Using a Vacuum-Stabilized Imaging System

Published on: April 6, 2022

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

Area of Science:

  • Pulmonary Medicine
  • Cardiovascular Research
  • Pathobiology

Background:

  • Vascular abnormalities are prevalent in interstitial lung diseases (ILD).
  • Pulmonary hypertension significantly affects prognosis in idiopathic pulmonary fibrosis (IPF) and scleroderma-associated lung disease.
  • Current ILD treatments are limited, lacking causal therapies for fibrosis and vascular complications.

Purpose of the Study:

  • To review the pathobiology of microcirculation in ILD.
  • To focus on idiopathic pulmonary fibrosis (IPF) and scleroderma-associated lung disease.
  • To highlight the intertwined mechanisms of parenchymal and vascular remodeling in ILD.

Main Methods:

  • Literature review of recent studies.
  • Synthesis of current understanding on ILD pathobiology.
  • Focus on microcirculatory alterations in specific ILD subtypes.

Main Results:

  • Pathobiology of parenchymal remodeling and fibrosis in ILD is closely linked to vascular abnormalities.
  • Structural and functional changes in the pulmonary vasculature are integral to ILD progression.
  • Idiopathic pulmonary fibrosis (IPF) and scleroderma-associated lung disease exemplify these intertwined processes.

Conclusions:

  • A deeper understanding of the biological mechanisms linking interstitial and vascular remodeling in chronic ILD is essential.
  • Identifying novel drug targets requires elucidating these complex biological pathways.
  • Future research should focus on the interplay between lung tissue and blood vessel changes in ILD.