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Related Concept Videos

Common Respiratory Disorders01:31

Common Respiratory Disorders

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Respiratory disorders, a prevalent health concern globally, are generally divided into two primary categories: upper and lower respiratory tract disorders. The categorization is based on the area of the respiratory system they affect.
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Chronic Obstructive Pulmonary Disease (COPD) is a long-lasting respiratory condition requiring continuous attention and care. It is a progressive lung disease that leads to breathing challenges due to airflow obstruction. It manifests as persistent respiratory symptoms and restricted airflow resulting from abnormalities in the airways and alveoli, usually due to long-term exposure to harmful particles or gases. COPD mainly consists of two primary conditions: emphysema and chronic bronchitis.
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The human bronchi and bronchial tree play a crucial role in the respiratory system, facilitating the exchange of oxygen and carbon dioxide. Let's delve into the intricate structure and functions of these respiratory components.
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Bronchial Thermoplasty: A Novel Therapeutic Approach to Severe Asthma
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Occupational and environmental bronchiolar disorders.

Kristin J Cummings1, Kathleen Kreiss1

  • 1Division of Respiratory Disease Studies, National Institute for Occupational Safety and Health, Centers for Disease Control and Prevention, Morgantown, West Virginia.

Seminars in Respiratory and Critical Care Medicine
|May 30, 2015
PubMed
Summary
This summary is machine-generated.

Occupational and environmental exposures can cause bronchiolar disorders, often challenging to diagnose. Identifying new causes and improving diagnostic tools are crucial for preventing and treating these respiratory conditions.

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Area of Science:

  • Pulmonary Medicine
  • Occupational Health
  • Environmental Health

Background:

  • Occupational and environmental factors are known causes of bronchiolar disorders.
  • Pathology can affect bronchioles alone or involve other respiratory structures like alveoli.
  • Diagnosis is challenging due to varied clinical presentations and limitations of noninvasive tests.

Purpose of the Study:

  • To review the recognition and diagnosis of occupational and environmental bronchiolar disorders.
  • To highlight the diagnostic challenges and the role of surgical biopsy.
  • To discuss the impact of disease clusters in identifying new etiologies and expanding histopathologic understanding.

Main Methods:

  • Review of case reports, case series, and epidemiologic investigations.
  • Analysis of clinical, functional, and radiographic findings.
  • Evaluation of histopathologic responses to exposures.

Main Results:

  • Disease clusters have revealed new causes and previously unrecognized indolent diseases.
  • Surgical biopsy is valuable for diagnosis when noninvasive tests are inconclusive.
  • Histopathologic responses to exposures are diverse.

Conclusions:

  • More sensitive noninvasive diagnostic tools are needed.
  • Evidence-based therapies are required for effective treatment.
  • Continued epidemiologic investigation is essential for prevention.