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Related Concept Videos

Respiratory System Abnormal Finding II: Palpation and Auscultation01:31

Respiratory System Abnormal Finding II: Palpation and Auscultation

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In assessing respiratory abnormalities, palpation and auscultation are critical tools for detecting and interpreting various pathophysiological changes. These techniques provide insight into underlying disorders by evaluating tactile sensations and sounds produced by the respiratory system.
Palpation Findings
During a respiratory assessment, palpation can reveal several vital abnormalities:
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Physical Assessment of the Respiratory Tract IV: Auscultation01:28

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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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Larynx01:21

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The human larynx, often referred to as the voice box, is an intricate organ located in the neck. It serves as a pathway for air to enter the lungs during respiration and is an essential component of voice production.
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The upper respiratory tract plays a vital role in the respiratory system, comprising several structures that facilitate air intake and prepare air for the lungs. It also serves as the first line of defense against pathogens and particles. This tract includes the nose and nasal cavity, the oral cavity, the paranasal sinuses, and the pharynx, each with specific functions and features.
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Trachea01:22

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The trachea, commonly known as the windpipe, is a vital part of the human respiratory system. It serves as a passageway for air to travel between the larynx and the bronchi, allowing oxygen to reach the lungs. Let's explore its anatomical features, dimensions, layers of the tracheal wall, associated muscles, and the functions of its parts.
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This lesson will focus on the different treatment options for managing tonsillitis, which typically depend on the cause and severity.
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Related Experiment Video

Updated: Apr 17, 2026

The Rigid Tube as an Alternative in Controlling the Problematic Airway
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Stridor is not always croup.

Leslie W King-Schultz1, Laura J Orvidas, Mark S Mannenbach

  • 1From the Departments of *Pediatric and Adolescent Medicine, and †Otorhinolaryngology-Head and Neck Surgery, and ‡Division of Pediatric and Adolescent Emergency Medicine, §Division of Pediatric Emergency Medicine, Department of Emergency Medicine, Mayo Clinic, Rochester, MN.

Pediatric Emergency Care
|February 5, 2015
PubMed
Summary

Pediatric stridor can stem from common illnesses or rare conditions. This case highlights the importance of considering uncommon diagnoses like airway hemangioma in children with stridor.

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Area of Science:

  • Pediatric Emergency Medicine
  • Otolaryngology
  • Pediatric Pulmonology

Background:

  • Respiratory distress and stridor are frequent emergency department complaints in children.
  • Common causes include bronchiolitis and croup, often leading to a presumptive diagnosis.
  • A broad differential diagnosis is crucial for accurate pediatric respiratory assessment.

Observation:

  • A child presented to the emergency department with stridor.
  • Initial assessment considered common pediatric respiratory conditions.
  • A high index of suspicion was maintained for less typical etiologies.

Findings:

  • The child's stridor was ultimately attributed to an airway hemangioma.
  • This diagnosis was not immediately apparent, underscoring diagnostic challenges.
  • Airway hemangiomas represent an uncommon cause of pediatric stridor.

Implications:

  • Clinicians must maintain vigilance for rare causes of pediatric stridor.
  • Prompt diagnosis of airway hemangioma is essential for appropriate management.
  • This case emphasizes the need for thorough evaluation beyond common diagnoses.