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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 I: Introduction01:28

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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...
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Asthma-II: Pathophysiology and Classification01:26

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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.
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Asthma: Pathogenesis and Management01:20

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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.
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Asthma-IV: Diagnostic and Management01:30

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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:
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Asthma-III: Symptoms and Complications01:24

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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:
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Occupational asthma: an overview.

Jessica Tan1, Jonathan A Bernstein

  • 1Department of Internal Medicine, Division of Immunology/Allergy Section, University of Cincinnati College of Medicine, 3255 Eden Ave. ML#563, Suite 350, Cincinnati, OH, 45267-0563, USA.

Current Allergy and Asthma Reports
|March 18, 2014
PubMed
Summary
This summary is machine-generated.

Occupational asthma (OA) is often missed, leading to worse health outcomes. Accurate diagnosis requires a thorough medical history and objective testing to identify workplace triggers and confirm the condition.

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Area of Science:

  • Occupational Medicine
  • Pulmonology
  • Allergy and Immunology

Background:

  • Occupational asthma (OA) is frequently under-diagnosed and under-reported.
  • Failure to diagnose OA can result in disease progression and increased patient morbidity.

Purpose of the Study:

  • To emphasize the critical role of medical history in diagnosing occupational asthma.
  • To outline the necessary objective testing for confirming OA diagnoses.

Main Methods:

  • Detailed workplace environment and process assessment.
  • Symptom evaluation in and out of the workplace.
  • Review of material safety data sheets for potential exposures.
  • Objective testing: spirometry, peak expiratory flow monitoring, methacholine challenge, specific provocation tests.
  • Allergy testing (skin or serologic) for atopic status.
  • Specialized laboratory tests for specific OA causes.

Main Results:

  • A comprehensive medical history is essential for initial suspicion of OA.
  • Objective testing, including spirometry and provocation challenges, is necessary for diagnosis confirmation.
  • Atopy assessment and specialized tests aid in identifying specific OA types and causes.

Conclusions:

  • Accurate diagnosis of occupational asthma is crucial for effective management.
  • Correct diagnosis impacts a worker's future employment and earning potential.
  • A multi-faceted approach combining history, objective testing, and specialized investigations is vital for diagnosing OA.