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Related Concept Videos

Pulmonary Cycle: Exhalation01:17

Pulmonary Cycle: Exhalation

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...
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...
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 Disease I: Introduction01:23

Chronic Obstructive Pulmonary Disease I: Introduction

Chronic obstructive pulmonary disease is a common, preventable, and treatable respiratory disorder characterized by persistent symptoms and progressive airflow limitation. This limitation results from a combination of small-airway disease (obstructive bronchiolitis) and parenchymal destruction (emphysema), both driven by chronic inflammation from exposure to harmful particles or gases.The disease includes two main pathological entities: emphysema, marked by destruction of alveolar walls and...
Immunodeficiency Diseases01:25

Immunodeficiency Diseases

Immunodeficiency disorders are conditions in which the immune system's ability to fight infectious disease and cancer is compromised or entirely absent. The immune system comprises a complex network of cells, tissues, and organs that work together to protect the body from potentially harmful invaders. When this system is deficient or not functioning properly, it leaves the body susceptible to infections, diseases, or other complications.
There are three main causes of immunodeficiency disorders...
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

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Related Experiment Video

Updated: May 8, 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

Interstitial lung disease in children.

Salvatore Cazzato1, Emanuela di Palmo, Vincenzo Ragazzo

  • 1Department of Pediatrics, University of Bologna, S. Orsola-Malpighi Hospital Bologna, Italy.

Early Human Development
|August 27, 2013
PubMed
Summary
This summary is machine-generated.

Children's interstitial lung disease (ILD) comprises rare respiratory disorders in children. Early diagnosis and tailored treatment strategies are crucial for managing these complex conditions.

Keywords:
Bronchiolitis obliteransComputed tomographyDiffuse lung diseaseInterstitial lung diseaseSurfactant

Related Experiment Videos

Last Updated: May 8, 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

Area of Science:

  • Pediatric Pulmonology
  • Rare Respiratory Diseases
  • Interstitial Lung Disease

Background:

  • Children's interstitial lung disease (ILD) encompasses diverse rare respiratory disorders.
  • These conditions present significant morbidity and mortality in pediatric populations.
  • Pathogenesis involves genetic factors, systemic diseases, and inflammatory/fibrotic repair patterns.

Purpose of the Study:

  • To review entities unique to pediatric interstitial lung disease.
  • Focus on clinical characteristics, histologic definitions, and radiologic-pathologic correlations.
  • To discuss therapeutic strategies for pediatric ILD.

Main Methods:

  • Comprehensive review of literature on pediatric ILD.
  • Emphasis on entities specific to children.
  • Integration of clinical, imaging, genetic, and histopathologic data.

Main Results:

  • Key pediatric ILDs include diffuse developmental disorders, alveolar growth abnormalities, genetic surfactant disorders, pulmonary interstitial glycogenosis, and neuroendocrine cell hyperplasia of infancy.
  • Diagnostic challenges can lead to delayed treatment.
  • Multidisciplinary approach including imaging, PFTs, genetic testing, BAL, and biopsy is essential.

Conclusions:

  • Pediatric ILD requires specialized diagnostic and management approaches.
  • Understanding unique pediatric entities is vital for timely and effective treatment.
  • Radiologic-pathologic correlation and genetic insights guide therapeutic strategies.