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Related Concept Videos

Chronic Obstructive Pulmonary Disease-I: Introduction01:20

Chronic Obstructive Pulmonary Disease-I: Introduction

Chronic Obstructive Pulmonary Disease (COPD) is a long-lasting respiratory condition requiring continuous attention and care. It is a progressive lung disease that leads to breathing challenges due to airflow obstruction. It manifests as persistent respiratory symptoms and restricted airflow resulting from abnormalities in the airways and alveoli, usually due to long-term exposure to harmful particles or gases. COPD mainly consists of two primary conditions: emphysema and chronic bronchitis.
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:
Asthma-II: Pathophysiology and Classification01:26

Asthma-II: Pathophysiology and Classification

Asthma is a prevalent chronic respiratory condition marked by inflammation and hyperresponsiveness of the airways. Its pathophysiology involves complex interactions among inflammatory pathways, immune responses, and neural mechanisms.
Additionally, environmental and genetic factors play crucial roles in determining an individual's susceptibility to asthma and the severity of their condition.
Critical processes in asthma pathophysiology include:
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...
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...
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.

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Updated: May 8, 2026

Automated Vibratome Sectioning of Agarose-Embedded Lung Tissue for Multiplex Fluorescence Imaging
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Automated Vibratome Sectioning of Agarose-Embedded Lung Tissue for Multiplex Fluorescence Imaging

Published on: October 6, 2023

Classification of diffuse lung diseases: why and how.

David M Hansell1

  • 1Department of Radiology, Royal Brompton Hospital, Sydney Street, London SW3 6NP, England. davidhansell@rbht.nhs.uk

Radiology
|August 24, 2013
PubMed
Summary
This summary is machine-generated.

Classifying complex lung diseases like idiopathic interstitial pneumonias is crucial for consistent research and clinical trials. Evolving classification methods improve disease understanding, management, and patient outcomes.

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Protocol and Guidelines for Point-of-Care Lung Ultrasound in Diagnosing Neonatal Pulmonary Diseases Based on International Expert Consensus
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Last Updated: May 8, 2026

Automated Vibratome Sectioning of Agarose-Embedded Lung Tissue for Multiplex Fluorescence Imaging
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Published on: October 6, 2023

Protocol and Guidelines for Point-of-Care Lung Ultrasound in Diagnosing Neonatal Pulmonary Diseases Based on International Expert Consensus
06:15

Protocol and Guidelines for Point-of-Care Lung Ultrasound in Diagnosing Neonatal Pulmonary Diseases Based on International Expert Consensus

Published on: March 6, 2019

Area of Science:

  • Pulmonology
  • Pathology
  • Clinical Medicine

Background:

  • Accurate classification of complex lung diseases is essential for research and clinical practice.
  • Existing classification systems for interstitial lung diseases and small airways diseases have limitations.
  • Histopathology has historically been the primary basis for lung disease classification.

Purpose of the Study:

  • To explore the evolution and impact of lung disease classification systems.
  • To highlight the benefits and challenges of different classification approaches.
  • To discuss the shift towards novel classification strategies in pulmonology.

Main Methods:

  • Review of historical and current lung disease classification schemes.
  • Analysis of the requirements for classification in different medical specialties (epidemiology, clinical trials).
  • Examination of specific examples, including pulmonary vasculopathies and diffuse parenchymal lung diseases.

Main Results:

  • Successful classification schemes facilitate interdisciplinary communication and homogeneous study populations for clinical trials.
  • Different specialties necessitate distinct classification criteria.
  • A recent trend shows a move beyond solely histopathology-based classifications towards new conceptual frameworks.

Conclusions:

  • Evolving lung disease classifications, driven by innovative thinking, enhance patient management and outcomes.
  • Understanding the logic and limitations of current classifications is key to advancing lung disease research.
  • Newer classification approaches offer significant benefits for clinicians and patients.