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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: 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.

Drugs Used in Lower Respiratory Disorders: Overview

Drugs Used in Lower Respiratory Disorders: Overview

Lower respiratory tract disorders present challenges that often require skilled and nuanced approaches for effective management. Common ailments, such as asthma and chronic obstructive pulmonary disease (COPD), have prompted the development of intricate treatment strategies involving bronchodilators and anti-inflammatory drugs, each tailored to ease breathing and revitalize the lungs.
Bronchodilators, the first step of respiration enhancement, come in various forms, each with its own mechanism...

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:

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:

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Related Experiment Video

Updated: Jul 30, 2025

Author Spotlight: Advancing Allergic Rhinitis Research with Multicolor Immunofluorescence

Author Spotlight: Advancing Allergic Rhinitis Research with Multicolor Immunofluorescence

Published on: September 22, 2023

Allergic Rhinitis: Rapid Evidence Review.

Jackie Weaver-Agostoni¹, Zachary Kosak², Stacy Bartlett³

¹UPMC Shadyside Family Medicine Residency Program, Pittsburgh, Pennsylvania.

American Family Physician

|May 16, 2023

Summary

Allergic rhinitis is a common chronic disease diagnosed clinically. Intranasal corticosteroids are the primary treatment, with immunotherapy as an option for specific allergies.

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Symptom Assessment of Patients with Allergic Rhinitis Using an Allergen Exposure Chamber

Symptom Assessment of Patients with Allergic Rhinitis Using an Allergen Exposure Chamber

Published on: March 3, 2023

Area of Science:

Immunology
Allergology
Clinical Medicine

Background:

Allergic rhinitis is a prevalent immunoglobulin E-mediated condition, affecting millions.
A family history of allergic diseases like asthma or atopic dermatitis elevates the risk.
Common allergens in the US include grass, dust mites, and ragweed.

Purpose of the Study:

To summarize the clinical presentation, diagnosis, and management of allergic rhinitis.
To highlight the efficacy of various treatment modalities.
To identify risk factors and potential complications of allergic rhinitis.

Main Methods:

Clinical diagnosis based on patient history and physical examination.
Assessment of symptoms including seasonality, triggers, and severity.
Consideration of specific allergen testing for treatment guidance.

Main Results:

Diagnosis relies on characteristic symptoms like nasal congestion and sneezing.
Intranasal corticosteroids are the recommended first-line treatment.
Immunotherapy is effective when guided by specific allergen testing.

Conclusions:

Allergic rhinitis requires clinical diagnosis and appropriate management.
Effective treatments include intranasal corticosteroids and immunotherapy.
A subset of patients may progress to developing asthma.