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Related Concept Videos

Pulmonary Cycle: Exhalation01:17

Pulmonary Cycle: Exhalation

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In terms of human respiration, the act of expelling air, known as exhalation (or expiration), operates on the principle of pressure gradients. During expiration, the pressure within the lungs exceeds that of the surrounding atmosphere. Under normal conditions, quiet breathing involves passive exhalation and is free of muscular contractions. This is because the exhalation process is driven by the natural elastic recoil of the lungs and chest wall, both of which have an inherent tendency to...
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Asthma-IV: Diagnostic and Management01:30

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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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Auscultation is a crucial component of the physical assessment of the respiratory tract. It offers valuable insights into airflow through the bronchial tree and potential lung obstructions. This process involves careful listening to breath, voice, and adventitious sounds, which can reveal a wealth of information about a patient's respiratory health.
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Related Experiment Video

Updated: Nov 1, 2025

Author Spotlight: Efficacy of Auricular Pressure Bean Therapy in Reducing Wheezing Symptoms
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Author Spotlight: Efficacy of Auricular Pressure Bean Therapy in Reducing Wheezing Symptoms

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First Time Wheezing in a 2-Year-Old.

Luke Viehl1, Michele Estabrook1, Sanjeev Bhalla2

  • 1Department of Pediatrics.

Pediatrics
|June 23, 2021
PubMed
Summary
This summary is machine-generated.

Wheezing in children can be a diagnostic challenge. This case study highlights a rare cause of persistent respiratory symptoms in a pediatric patient, emphasizing the importance of thorough investigation beyond common diagnoses like reactive airway disease.

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Area of Science:

  • Pediatric Pulmonology
  • Diagnostic Imaging
  • Respiratory Medicine

Background:

  • Wheezing in pediatric patients often leads to a diagnosis of reactive airway disease, such as viral bronchiolitis or asthma.
  • Initial treatment with antibiotics may not resolve persistent respiratory symptoms, necessitating further specialized evaluation.
  • Suboptimal oxygen saturation levels indicate a need for advanced diagnostic approaches.

Observation:

  • A pediatric patient presented with persistent wheezing and low-to-mid 90s oxygen saturation despite antibiotic treatment.
  • Referral to a pediatric pulmonologist led to further investigations, including rigid bronchoscopy and chest CT scan.
  • Rigid bronchoscopy identified partially digested material, suggesting an unusual etiology for the respiratory distress.

Findings:

  • The chest computed tomography (CT) scan with contrast was crucial in establishing the final diagnosis.
  • The presence of partially digested material in the airways was an unexpected finding.
  • Prompt diagnosis and appropriate treatment led to the resolution of the patient's symptoms.

Implications:

  • This case underscores the importance of considering less common causes of pediatric respiratory symptoms.
  • Advanced imaging and procedures like bronchoscopy are vital for diagnosing complex cases.
  • Accurate diagnosis is essential for effective treatment and improved patient outcomes in pediatric respiratory conditions.