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Related Concept Videos

Flail Chest-II01:26

Flail Chest-II

Managing flail chest, a condition characterized by a segment of the chest wall moving independently from the rest of the thoracic cage, requires a comprehensive approach. It includes a thorough assessment of the patient's condition, a diagnostic evaluation to determine the extent of the injury, and the implementation of appropriate medical interventions tailored to the individual's needs.
Assessment:
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History:
Pulmonary Function Tests01:25

Pulmonary Function Tests

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Pulmonary Function Tests are crucial diagnostic tools for assessing respiratory function, particularly in patients with chronic respiratory disorders. They comprehensively evaluate lung volumes, ventilatory function, breathing mechanics, diffusion, and gas exchange. These tests help diagnose pulmonary diseases and play a significant role in monitoring disease progression, evaluating disability, and assessing response to therapy.
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Chest Physiotherapy01:24

Chest Physiotherapy

Chest Physiotherapy (CPT) is a therapeutic technique used in respiratory care to improve ventilation, clear bronchial secretions, and enhance the efficiency of respiratory muscles. This therapy includes three primary procedures: postural drainage, percussion, and vibration. It can be performed on spontaneously breathing patients and those who are intubated and mechanically ventilated.
Purpose
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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...
Treatment for Pulmonary Arterial Hypertension: Oxygen Therapy for Respiratory Failure01:16

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Oxygen therapy has emerged as a significant tool in enhancing the quality of life for patients suffering from pulmonary arterial hypertension (PAH). While this therapy has principally been studied on patients with significant hypoxemia, this therapeutic approach helps prevent potential organ damage and can be administered in the comfort of one's home.
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Related Experiment Video

Updated: Jul 18, 2026

Quantifying Arms and Legs Contributions during Repetitive Electrically-Assisted Sit-To-Stand Exercise in Paraplegics: A Pilot Study
08:40

Quantifying Arms and Legs Contributions during Repetitive Electrically-Assisted Sit-To-Stand Exercise in Paraplegics: A Pilot Study

Published on: November 11, 2022

Salmeterol improves pulmonary function in persons with tetraplegia.

David R Grimm1, Gregory J Schilero, Ann M Spungen

  • 1Basic Sciences Department, New York Chiropractic College, Seneca Falls, NY 13148, USA.

Lung
|November 11, 2006
PubMed
Summary

Long-term use of salmeterol, a beta(2)-adrenergic agonist, significantly improved respiratory muscle strength and pulmonary function in individuals with tetraplegia. This suggests potential benefits for cough effectiveness in this patient population.

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Area of Science:

  • Respiratory Medicine
  • Neurology
  • Pharmacology

Background:

  • Beta(2)-adrenergic agonists possess anabolic properties that can enhance muscle strength.
  • Individuals with tetraplegia often experience impaired respiratory muscle function, impacting pulmonary capacity and cough effectiveness.

Purpose of the Study:

  • To investigate the effects of long-term salmeterol administration on pulmonary function and respiratory muscle strength in patients with tetraplegia.
  • To assess improvements in maximal static inspiratory and expiratory mouth pressures (MIP and MEP) as indicators of respiratory muscle strength.

Main Methods:

  • A randomized, prospective, double-blind, placebo-controlled, crossover trial involving 11 subjects with tetraplegia.
  • Participants received either salmeterol or placebo for 4 weeks, followed by a 4-week washout period and then the alternate treatment.
  • Pulmonary function parameters and static mouth pressures were measured at baseline and during the final week of each treatment period.

Main Results:

  • Salmeterol administration led to significant improvements in forced vital capacity, forced expiratory volume in 1 second, peak expiratory flow, MIP, and MEP compared to placebo and baseline.
  • Expiratory reserve volume showed a significant increase compared to baseline during salmeterol treatment.
  • While MIP and MEP improved, their dependence on specific volume parameters warrants cautious interpretation regarding direct respiratory muscle strength enhancement.

Conclusions:

  • Long-term salmeterol administration appears to benefit individuals with tetraplegia by improving respiratory muscle strength and pulmonary function parameters.
  • The observed improvements in static mouth pressures suggest that salmeterol may enhance cough effectiveness in this population, despite potential limitations in directly measuring respiratory muscle strength.
  • Salmeterol shows promise as a therapeutic agent for improving respiratory outcomes in individuals with tetraplegia.