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Asthma-I: Introduction

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 I: Introduction

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 Manifestations

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,...

Asthma: Pathogenesis and Management

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-III: Symptoms and Complications

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-II: Pathophysiology and Classification

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:

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Updated: Jun 13, 2026

Bronchial Thermoplasty: A Novel Therapeutic Approach to Severe Asthma

Bronchial Thermoplasty: A Novel Therapeutic Approach to Severe Asthma

Published on: November 4, 2010

Exercise-induced asthma in children.

So-Yeon Lee¹, Hyo-Bin Kim, Jinho Yu

¹Department of Pediatrics, Hangang Sacred Heart Hospital, Hallym University College of Medicine, Youngdeungpo-dong, Youngdeungpo-gu, Seoul, Korea. imipenem@hanmail.net

Expert Review of Clinical Immunology

|May 19, 2010

Summary

This summary is machine-generated.

Exercise-induced asthma (EIA) significantly impacts individuals with asthma, affecting up to 90%. This review covers EIA prevalence, causes, diagnosis, and treatment, highlighting airway inflammation

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Murine Model of Allergen Induced Asthma

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Last Updated: Jun 13, 2026

Bronchial Thermoplasty: A Novel Therapeutic Approach to Severe Asthma

Bronchial Thermoplasty: A Novel Therapeutic Approach to Severe Asthma

Published on: November 4, 2010

Murine Model of Allergen Induced Asthma

Murine Model of Allergen Induced Asthma

Published on: May 14, 2012

Area of Science:

Pulmonary Medicine
Sports Medicine
Pediatric Pulmonology

Background:

Exercise-induced bronchoconstriction (EIB) is common in asthma patients (40-90%) versus the general population (3-15%).
Diagnosis relies on symptoms, objective airflow obstruction measures, and ruling out other conditions.
The exact cause of EIB is unknown, but airway inflammation is increasingly implicated.

Purpose of the Study:

To review the prevalence, pathogenesis, diagnosis, and treatment of exercise-induced asthma (EIA).
To discuss the role of airway inflammation in EIA.
To examine treatment responses in children and adolescents.

Main Methods:

Literature review of studies on exercise-induced asthma.
Analysis of proposed pathogenetic theories (airway rewarming, hyperosmolarity).
Examination of diagnostic criteria and therapeutic interventions.

Main Results:

EIA is highly prevalent in asthmatics.
Airway inflammation is a key factor in EIA development.
Established diagnostic methods and treatments exist, with varying responses in pediatric populations.

Conclusions:

EIA is a significant concern for asthma patients.
Understanding EIA pathogenesis, particularly airway inflammation, is crucial for effective management.
Further research may refine treatment strategies for children and adolescents.