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Related Concept Videos

Physical Assessment of the Respiratory Tract II: Inspection01:27

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Physical assessment of the respiratory tract through inspection is a crucial step in understanding the patient's respiratory health. It provides insights into the functioning of the respiratory system, the musculoskeletal structure, and even the patient's nutritional status. This comprehensive approach involves observing several vital aspects: chest configuration, breathing patterns, respiratory rates, skin color, and use of accessory muscles.
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Respiratory System Abnormal Finding I: Inspection and Percussion01:30

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Respiratory system abnormalities are a significant concern in healthcare due to their potential to indicate underlying severe conditions like Chronic Obstructive Pulmonary Disease (COPD), asthma, and pneumonia. These abnormalities can often be detected through physical examination methods like inspection and percussion.
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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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Acute Respiratory Failure-IV01:23

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Respiratory failure can manifest suddenly or gradually, characterized by a rapid decline in PaO2 and a rapid rise in PaCO2. This situation indicates a severe respiratory problem that may quickly become a life-threatening emergency. One of the early signs of hypoxemic Acute Respiratory Failure (ARF) is a change in mental status due to the brain's sensitivity to oxygen levels and changes in acid-base balance. Symptoms such as restlessness, confusion, and agitation suggest inadequate oxygen...
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There are numerous types of normal and abnormal respiration. Based on ventilatory movements, breathing patterns are classified as regular, deep, or shallow. Examples include Biot's breathing, Cheyne-Stokes respiration, Kussmaul's breathing, hyperventilation, and hypoventilation. Each pattern is clinically significant and aids in evaluating patients.
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Physical assessment of the respiratory tract is critical in identifying potential health issues. One key component of this assessment is palpation, a technique healthcare providers use to assess the body for abnormalities. This content explores the method of palpation in evaluating the respiratory tract, focusing on thoracic palpation and tactile fremitus.
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Related Experiment Video

Updated: Mar 14, 2026

Measurements of Motor Function and Other Clinical Outcome Parameters in Ambulant Children with Duchenne Muscular Dystrophy
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Respiratory pattern in a FSHD pediatric population.

Federica Trucco1, Marina Pedemonte1, Chiara Fiorillo2

  • 1Pediatric Neurology and Muscle Disease Unit, Istituto Giannina Gaslini, Genova, Italy.

Respiratory Medicine
|October 4, 2016
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Summary

Facioscapulohumeral muscular dystrophy (FSHD) patients show distinct respiratory patterns, particularly affecting the expiratory phase. Spirometry reveals correlations between respiratory function, clinical severity, and a unique flat flow-volume loop shape.

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Area of Science:

  • Neurology
  • Pulmonology
  • Genetics

Background:

  • Facioscapulohumeral muscular dystrophy (FSHD) is an inherited disorder causing progressive muscle weakness.
  • Respiratory involvement is documented, primarily in severe cases.
  • Early-onset FSHD (before 18 years) requires specific functional assessment.

Purpose of the Study:

  • To evaluate respiratory function in early-onset FSHD patients using spirometry.
  • To correlate respiratory parameters with motor impairment.
  • To compare FSHD respiratory patterns with Becker muscular dystrophy patients.

Main Methods:

  • Spirometry was performed on 12 FSHD patients with disease onset before 18 years.
  • Respiratory function tests were correlated with clinical motor severity.
  • Results were compared to an age-matched cohort of Becker muscular dystrophy patients.

Main Results:

  • FSHD patients exhibited a unique spirometry pattern with a flat flow-volume loop.
  • Respiratory volumes were found to correlate with the clinical severity of FSHD.
  • The expiratory phase of respiration was specifically impaired in FSHD compared to other muscular dystrophies.

Conclusions:

  • Early-onset FSHD presents with a characteristic respiratory dysfunction.
  • Spirometry is a valuable tool for assessing respiratory involvement in FSHD.
  • The distinct expiratory impairment highlights a specific pathophysiological aspect of FSHD.