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Related Concept Videos

Asthma-I: Introduction01:29

Asthma-I: Introduction

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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...
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Asthma: Pathogenesis and Management01:20

Asthma: Pathogenesis and Management

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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.
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Asthma-II: Pathophysiology and Classification01:26

Asthma-II: Pathophysiology and Classification

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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:
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Asthma-III: Symptoms and Complications01:24

Asthma-III: Symptoms and Complications

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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
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Asthma-IV: Diagnostic and Management01:30

Asthma-IV: Diagnostic and Management

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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:
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Antiasthma Drugs: β2-Adrenoceptor Agonists01:25

Antiasthma Drugs: β2-Adrenoceptor Agonists

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Bronchodilators are critical in managing asthma, a chronic respiratory condition characterized by airway constriction due to inflammation and hyper-reactivity. Specifically, bronchodilators ease this constriction by relaxing the bronchial muscles, facilitating easier breathing.
One class of bronchodilators includes β2-adrenoceptor agonists. These agents target the β2-adrenoceptors located on bronchial smooth muscle cells. By stimulating these receptors, β2-agonists induce...
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Related Experiment Video

Updated: Aug 13, 2025

Bronchial Thermoplasty: A Novel Therapeutic Approach to Severe Asthma
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Asthma.

Celeste Porsbjerg1, Erik Melén2, Lauri Lehtimäki3

  • 1Department of Respiratory and Infectious Diseases, Bispebjerg Hospital, Copenhagen, Denmark; Institute of Clinical Medicine, University of Copenhagen, Copenhagen, Denmark.

Lancet (London, England)
|January 22, 2023
PubMed
Summary
This summary is machine-generated.

Asthma is a common respiratory disease affecting millions globally. While treatments have improved, understanding when to adjust therapies is key for better asthma control and managing severe cases.

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Area of Science:

  • Pulmonology and Respiratory Medicine
  • Clinical Medicine

Background:

  • Asthma is a prevalent chronic non-communicable respiratory disease worldwide.
  • Characterized by variable airflow obstruction, leading to symptoms like dyspnea and wheezing.
  • Significant advancements in therapies have improved asthma morbidity and mortality over the past 15 years.

Purpose of the Study:

  • To provide a clinically focused overview of asthma.
  • To cover epidemiology, pathophysiology, diagnosis, and management in both children and adults.
  • To highlight the shift towards precision medicine and disease remission in severe asthma management.

Main Methods:

  • Review of current clinical literature and guidelines on asthma.
  • Synthesis of information on epidemiological trends and pathophysiological mechanisms.
  • Discussion of diagnostic approaches and current management strategies, including biological therapies.

Main Results:

  • Most patients can achieve good asthma control with available therapies.
  • Undertreatment remains a challenge, emphasizing the need for better understanding of treatment adjustments.
  • Severe asthma management is evolving with precision medicine, aiming for disease remission.

Conclusions:

  • Effective asthma management requires a cyclical approach of assessment and treatment adjustment.
  • Co-existing conditions in severe asthma necessitate a multidimensional management strategy.
  • Continuous education for patients and healthcare providers is crucial for optimizing asthma care.