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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-IV: Diagnostic and Management01:30

Asthma-IV: Diagnostic and Management

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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:
This is the first step in diagnosing and managing asthma. It includes:
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Asthma: Pathogenesis and Management01:20

Asthma: Pathogenesis and Management

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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.
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.
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Asthma-II: Pathophysiology and Classification01:26

Asthma-II: Pathophysiology and Classification

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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.
Critical processes in asthma pathophysiology include:
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Antiasthma Drugs: Mast Cell Stabilizers and Anti-IgE Drugs01:25

Antiasthma Drugs: Mast Cell Stabilizers and Anti-IgE Drugs

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Asthma is a chronic respiratory condition for which new therapeutic avenues, including anti-inflammatory drugs like mast cell stabilizers and anti-IgE treatments, continue to be developed.
Mast cell stabilizers, such as cromolyn (also known as sodium cromoglycate) and nedocromil (Tilade), are effective drugs in asthma management. These stabilizers hinder histamine release by skillfully obstructing the activation of mast cells and other cellular entities. Notably, they navigate this task without...
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Asthma-IV: Nursing Management01:30

Asthma-IV: Nursing Management

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The nursing management of asthma is a comprehensive approach that relies heavily on the expertise and dedication of healthcare professionals. It involves thorough assessment, accurate diagnosis, strategic planning, effective implementation, and diligent evaluation. By meticulously following this step-by-step process, healthcare professionals play a crucial role in providing the best possible care and treatment for patients with asthma, enhancing their overall health and well-being.
First, in...
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Related Experiment Video

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Bronchial Thermoplasty: A Novel Therapeutic Approach to Severe Asthma
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Diet and asthma: an update.

Yueh-Ying Han1, Erick Forno, Fernando Holguin

  • 1aDivision of Pediatric Pulmonary Medicine, Allergy and Immunology, Children's Hospital of Pittsburgh bDivision of Pulmonary, Allergy and Critical Care Medicine, Department of Medicine, University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania, USA.

Current Opinion in Allergy and Clinical Immunology
|June 26, 2015
PubMed
Summary

Current research indicates that specific vitamins like A, C, E, and polyunsaturated fatty acids (PUFAs) do not prevent or treat asthma. A balanced diet rich in antioxidants may aid in asthma prevention.

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Area of Science:

  • Nutritional science and respiratory health
  • Epidemiology of allergic diseases
  • Clinical trial analysis

Background:

  • Asthma is a chronic respiratory condition influenced by various factors, including diet.
  • Antioxidant-rich foods and specific vitamins are often investigated for their potential role in asthma management.
  • Understanding the relationship between diet and asthma is crucial for public health initiatives.

Purpose of the Study:

  • To review and discuss recent experimental, epidemiologic, and clinical studies on diet and asthma.
  • To focus on dietary sources and vitamins with antioxidant properties, including vitamins A, C, E, folate, and omega-3 and omega-6 polyunsaturated fatty acids (n-3 and n-6 PUFAs).

Main Methods:

  • Comprehensive literature review of experimental studies.
  • Analysis of epidemiological data on diet and asthma prevalence.
  • Evaluation of findings from clinical trials investigating dietary interventions.

Main Results:

  • No current evidence supports the use of vitamins A, C, E, or PUFAs for asthma or allergy prevention/treatment.
  • Prenatal folate supplementation for neural tube defect prevention shows no significant impact on asthma or allergies.
  • A balanced diet abundant in antioxidant sources like fruits and vegetables may benefit primary asthma prevention.

Conclusions:

  • No single vitamin or nutrient examined shows consistent association with asthma or allergies.
  • Further research into specific nutrient effects on asthma phenotypes, such as vitamin C for viral exacerbations, is warranted.
  • Clinical trials focusing on 'whole diet' interventions for asthma prevention are recommended based on current evidence.