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Related Concept Videos

Asthma: Pathogenesis and Management01:20

Asthma: Pathogenesis and Management

Asthma is a chronic pulmonary condition involving inflammation of the airways, hyper-reactivity, and reversible obstruction of the airways. This condition can significantly impact a person's quality of life, making breathing difficult and leading to distressing symptoms.
Asthma is classified as allergic and non-allergic. Allergens such as dust mites, pollen, and pet dander trigger allergic asthma, while factors like cold air, intense emotions, or exercise can induce non-allergic asthma.
Asthma-I: Introduction01:29

Asthma-I: Introduction

Asthma is a chronic respiratory ailment that requires careful management due to its varying symptoms and influencing factors. It is characterized by airway inflammation, bronchial hyperresponsiveness, and reversible airflow obstruction, leading to symptoms like wheezing, shortness of breath, chest tightness, and coughing. The symptom frequency and intensity may vary considerably over time. It is also linked to immune system responses to allergens and irritants, highlighting the complex...
Asthma-III: Symptoms and Complications01:24

Asthma-III: Symptoms and Complications

Asthma, a common chronic respiratory condition, is classified considering the frequency and severity of symptoms alongside lung function impairment. Understanding this classification is essential for appropriate treatment and management. Here's a detailed look at the classification of asthma and its clinical features and complications:
Classification of Asthma
Asthma-IV: Diagnostic and Management01:30

Asthma-IV: Diagnostic and Management

The diagnosis and management of asthma are comprehensive, encompassing clinical assessments, lung function tests, and pharmacological interventions. Here's an overview:
Clinical Assessment for Asthma:
This is the first step in diagnosing and managing asthma. It includes:
Asthma I: Introduction01:28

Asthma I: Introduction

Asthma is a chronic inflammatory disorder of the airways characterized by variable airflow obstruction and heightened bronchial responsiveness to a wide range of triggers. The underlying inflammation leads to airway swelling, mucus hypersecretion, and smooth muscle constriction, all of which narrow the airway lumen and impede airflow. Clinically, asthma presents with recurrent episodes of wheezing, shortness of breath, chest tightness, and coughing, symptoms that typically vary in intensity and...
Asthma III: Clinical Manifestations01:13

Asthma III: Clinical Manifestations

Asthma presents with a characteristic pattern of episodic respiratory symptoms that reflect underlying airway inflammation, bronchoconstriction, and mucus hypersecretion. Although severity varies among individuals, certain clinical manifestations are considered hallmarks of the disorder and often guide diagnosis and assessment.Respiratory SymptomsA persistent cough is one of the most common early features of asthma. It is frequently dry and tends to worsen at night or in the early morning,...

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Related Experiment Video

Updated: Jun 22, 2026

Bronchial Thermoplasty: A Novel Therapeutic Approach to Severe Asthma
14:39

Bronchial Thermoplasty: A Novel Therapeutic Approach to Severe Asthma

Published on: November 5, 2010

ABCs of Asthma.

David I Bernstein1

  • 1Department of Internal Medicine, Division of Immunology & Allergy, University of Cincinnati College of Medicine, Cincinnati, Ohio 45267, USA. david.i.bernstein@uc.edu

Clinical Cornerstone
|August 21, 2008
PubMed
Summary
This summary is machine-generated.

Asthma involves chronic airway inflammation from various cells releasing mediators, causing symptoms like wheezing. Early anti-inflammatory treatment can mitigate changes and prevent irreversible airway remodeling.

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Murine Model of Allergen Induced Asthma
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Murine Model of Allergen Induced Asthma

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Acupuncture in a Rat Model of Asthma
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Acupuncture in a Rat Model of Asthma

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Related Experiment Videos

Last Updated: Jun 22, 2026

Bronchial Thermoplasty: A Novel Therapeutic Approach to Severe Asthma
14:39

Bronchial Thermoplasty: A Novel Therapeutic Approach to Severe Asthma

Published on: November 5, 2010

Murine Model of Allergen Induced Asthma
08:05

Murine Model of Allergen Induced Asthma

Published on: May 14, 2012

Acupuncture in a Rat Model of Asthma
07:14

Acupuncture in a Rat Model of Asthma

Published on: August 25, 2020

Area of Science:

  • Pulmonology
  • Immunology
  • Cell Biology

Background:

  • Asthma is a chronic inflammatory airway disease involving mast cells, eosinophils, T-lymphocytes, neutrophils, macrophages, and epithelial cells.
  • These cells release proinflammatory mediators, augmenting inflammation and leading to airway hyperresponsiveness, causing symptoms like dyspnea and wheezing.

Purpose of the Study:

  • To review the inflammatory mechanisms in asthma.
  • To discuss the potential for irreversible airway remodeling.
  • To highlight the importance of early anti-inflammatory intervention and current management guidelines.

Main Methods:

  • Literature review of asthma pathophysiology and treatment strategies.
  • Analysis of current asthma management guidelines.
  • Discussion of the role of inflammatory cells and mediators.

Main Results:

  • Chronic airway inflammation involves multiple cell types and mediators.
  • Airway hyperresponsiveness leads to characteristic asthma symptoms.
  • Early anti-inflammatory intervention may prevent airway remodeling and obstruction progression.

Conclusions:

  • Effective asthma management requires assessing severity, regular control assessments, and patient education.
  • Pharmacotherapy adjustments and trigger avoidance are crucial for long-term control.
  • Understanding inflammatory pathways is key to mitigating asthma progression.