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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-IV: Diagnostic and Management

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: 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-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 21, 2026

Bronchial Thermoplasty: A Novel Therapeutic Approach to Severe Asthma

Bronchial Thermoplasty: A Novel Therapeutic Approach to Severe Asthma

Published on: November 4, 2010

Regional paediatric asthma centre: An intervention model.

Wg Smith¹, K Downey, B Frampton

¹Regional Paediatric Asthma Centre, Orillia, Ontario.

Paediatrics & Child Health

|August 6, 2009

Summary

This summary is machine-generated.

A new multidisciplinary pediatric asthma clinic successfully reduced emergency room visits by 20% and hospital admissions by 12%. This model effectively lowers pediatric asthma morbidity in the community.

Keywords:

Asthma Children Education

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Last Updated: Jun 21, 2026

Bronchial Thermoplasty: A Novel Therapeutic Approach to Severe Asthma

Bronchial Thermoplasty: A Novel Therapeutic Approach to Severe Asthma

Published on: November 4, 2010

Area of Science:

Pediatric Pulmonology
Community Health
Asthma Management

Background:

Pediatric asthma significantly contributes to childhood morbidity.
Effective community-based management strategies are crucial for reducing asthma-related healthcare utilization.

Purpose of the Study:

To assess the impact of a dedicated multidisciplinary pediatric asthma clinic.
To evaluate the clinic's effectiveness in decreasing pediatric asthma morbidity.

Main Methods:

A community needs assessment preceded clinic establishment.
Clinic model prioritized a multidisciplinary approach, distinct from adult services.
Effectiveness measured by patient/parent reports, emergency room visits, and hospital admissions.

Main Results:

Emergency room visits for pediatric asthma decreased by 20% between the first and third year of operation.
Hospital admissions for pediatric asthma declined by 12%.
Asthma clinic visits by pediatric patients increased by 200%.

Conclusions:

The multidisciplinary pediatric asthma clinic model is a community-integrated approach.
The clinic demonstrably reduces pediatric asthma morbidity, evidenced by reduced emergency room utilization.