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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 III: Clinical Manifestations01:13

Asthma III: Clinical Manifestations

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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,...
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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 I: Introduction01:28

Asthma I: Introduction

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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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Assessment of Respiration01:23

Assessment of Respiration

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The respiratory system's basic structures and primary functions lay the foundation for nurses' comprehensive respiratory assessments. This assessment includes subjective and objective data to gauge the patient's respiratory health.
Subjective Assessment: Nurses interview the patient to gather information directly during the subjective assessment. It includes questions about the individual's medical history, medications, and symptoms, focusing on past respiratory conditions like...
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Assessment of Airway, Skin Color, and Use of Accessory Muscles01:30

Assessment of Airway, Skin Color, and Use of Accessory Muscles

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A thorough assessment of respiratory health is paramount in clinical settings to identify and manage respiratory distress and ensure adequate oxygenation. This article elaborates on the critical aspects of respiratory evaluation, including airway assessment, skin color examination, and the observation of accessory muscle use, which are integral to effectively diagnosing and managing patients with respiratory conditions.
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The initial evaluation of a patient's respiratory system...
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A Practical Clinical Model for Diagnosing Occupational Asthma in Workers Exposed to Low-Molecular-Weight Agents: Model Development and Validation.

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Related Experiment Video

Updated: May 5, 2026

Collection and Extraction of Occupational Air Samples for Analysis of Fungal DNA
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When to suspect occupational asthma.

Catherine Lemière

    Canadian Respiratory Journal
    |December 11, 2013
    PubMed
    Summary

    Diagnosing occupational asthma (OA) is challenging. This review outlines at-risk work environments, patient profiles, and diagnostic methods for OA, emphasizing the importance of accurate diagnosis due to significant patient impacts.

    Area of Science:

    • Occupational Medicine
    • Pulmonology
    • Environmental Health

    Background:

    • Occupational asthma (OA) presents diagnostic challenges in clinical practice.
    • Identifying workers at risk and understanding OA's impact is crucial.

    Purpose of the Study:

    • To review work environments associated with OA risk.
    • To describe patient characteristics for OA suspicion.
    • To outline diagnostic investigations for OA.

    Main Methods:

    • Literature review of occupational asthma.
    • Analysis of risk factors and diagnostic approaches.
    • Synthesis of current knowledge on OA diagnosis.

    Main Results:

    • Specific work environments pose a significant risk for OA development.

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  • Certain individual characteristics increase suspicion for OA.
  • A systematic approach to investigation aids in OA diagnosis.

    • Conclusions:

    • Accurate diagnosis of OA is essential.
    • Understanding risk factors and diagnostic tools improves patient outcomes.
    • Addressing OA has major social and economic implications for affected workers.