Related Experiment Video
Updated: Jun 27, 2026
06:35
In vivo Evaluation of Mucociliary Clearance in Mice
Published on: December 18, 2020
Improving mucociliary clearance in chronic obstructive pulmonary disease.
Angshu Bhowmik1, Kamaljeet Chahal, Gillian Austin
1Department of Respiratory Medicine, Homerton University Hospital NHS Foundation Trust, London, UK.
Respiratory Medicine
|December 19, 2008
Summary
Airway clearance techniques help manage mucus hypersecretion in COPD patients, improving quality of life. Mechanical devices offer accessible, home-based solutions, reducing healthcare demands.
Area of Science:
- Pulmonary Medicine
- Respiratory Physiology
Background:
- Chronic Obstructive Pulmonary Disease (COPD) is often characterized by mucus hypersecretion.
- This hypersecretion leads to airway inflammation, increased resistance, airflow limitation, and dyspnea.
- It significantly impairs exercise tolerance and reduces health-related quality of life (HRQL).
Purpose of the Study:
- To review the current evidence and best practices for airway clearance in COPD.
- To explore the potential of mechanical airway clearance devices for home use.
Main Methods:
- Review of existing literature on airway clearance techniques.
- Examination of clinical practices and evidence for mechanical devices.
Main Results:
- Pulmonary rehabilitation programs improve HRQL, reduce dyspnea, and enhance exercise tolerance.
- Accessibility and resource limitations often hinder traditional programs.
- Mechanical devices like flutter valves, positive end-expiratory pressure (PEEP), and high-frequency chest wall oscillation (HFCWO) show promise.
Conclusions:
- Mechanical airway clearance devices may offer effective mucus clearance at home.
- These devices could potentially reduce the burden on healthcare resources.
- Further research into home-based airway clearance is warranted.
Related Concept Videos
01:29Chronic Obstructive Pulmonary Disease-V: Management
Managing Chronic Obstructive Pulmonary Disease (COPD) involves a multifaceted approach to reduce symptoms, prevent exacerbations, improve overall health status, and slow disease progression. Key strategies include lifestyle modifications, pharmacotherapy, supportive therapies, and, in some cases, surgery. Here is an overview of the primary COPD management strategies:
Smoking Cessation
Smoking Cessation
01:24Chronic Obstructive Pulmonary Disease III: Chronic Bronchitis Features
Chronic bronchitis is a key phenotype of chronic obstructive pulmonary disease (COPD), characterized by airway-centered inflammation and mucus overproduction. It develops from long-term exposure to harmful particles or gases, most commonly cigarette smoke, which triggers a persistent inflammatory response.Cellular and Structural ChangesInflammation initially affects the large bronchi and later the smaller airways, with infiltration by immune cells, including neutrophils, macrophages, and...
01:30Chronic Obstructive Pulmonary Disease-V: Nursing Management
Nursing management of Chronic Obstructive Pulmonary Disease (COPD) is crucial for providing thorough care and support to patients. Nurses play an integral role in this process through detailed assessment, careful planning, targeted interventions, and ongoing evaluation. Here's an overview of the critical steps in nursing management for COPD.
Assessment
Assessment
01:16Drugs Used in Upper Respiratory Disorders: Overview
Upper respiratory tract disorders, including viral infections and allergic rhinitis, cause significant discomfort and disrupt daily life. Managing these conditions involves a variety of drugs, such as antihistamines, intranasal steroids, decongestants, antitussives, expectorants, and mucolytics. Specific examples of drugs in each category are provided.
Antihistamines (e.g., Benadryl) block histamines from binding. Histamines are chemicals released during an allergic reaction in the body. As a...
Antihistamines (e.g., Benadryl) block histamines from binding. Histamines are chemicals released during an allergic reaction in the body. As a...
01:24Cystic Fibrosis: Management
Cystic fibrosis (CF) is an autosomal recessive disorder that predominantly affects individuals of Northern European descent, occurring at a rate of 1 in 3500. It is caused by a genetic mutation in a gene on chromosome 7, most commonly the ΔF508 mutation, that codes for the cystic fibrosis transmembrane conductance regulator (CFTR) protein. This results in thicker mucus secretions and obstruction pathologies in multiple organs, including the lungs and sinuses.
Sinus disease and chronic sinusitis...
Sinus disease and chronic sinusitis...
01:26COPD: Management Using Bronchodilators and Corticosteroids
Chronic obstructive pulmonary isease (COPD) involves a group of progressive lung disorders characterized by persistent airflow limitation and chronic respiratory symptoms. Asthma-COPD Overlap Syndrome (ACOS), encompassing features of both asthma and Chronic obstructive pulmonary disease (COPD), is a group of progressive lung disorders that includes chronic bronchitis, emphysema, and refractory (non-reversible) asthma. ACOS leads to complex clinical presentations that combine the inflammatory...