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Related Concept Videos

Asthma III: Clinical Manifestations01:13

Asthma III: Clinical Manifestations

Asthma presents with a characteristic pattern of episodic respiratory symptoms that reflect underlying airway inflammation, bronchoconstriction, and mucus hypersecretion. Although severity varies among individuals, certain clinical manifestations are considered hallmarks of the disorder and often guide diagnosis and assessment.Respiratory SymptomsA persistent cough is one of the most common early features of asthma. It is frequently dry and tends to worsen at night or in the early morning,...
Physical Assessment of the Respiratory Tract IV: Auscultation01:28

Physical Assessment of the Respiratory Tract IV: Auscultation

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.
Breath Sounds
Breath sounds are categorized into vesicular, bronchovesicular, and bronchial.
Asthma-III: Symptoms and Complications01:24

Asthma-III: Symptoms and Complications

Asthma, a common chronic respiratory condition, is classified considering the frequency and severity of symptoms alongside lung function impairment. Understanding this classification is essential for appropriate treatment and management. Here's a detailed look at the classification of asthma and its clinical features and complications:
Classification of Asthma
Asthma-IV: Diagnostic and Management01:30

Asthma-IV: Diagnostic and Management

The diagnosis and management of asthma are comprehensive, encompassing clinical assessments, lung function tests, and pharmacological interventions. Here's an overview:
Clinical Assessment for Asthma:
This is the first step in diagnosing and managing asthma. It includes:
Larynx01:21

Larynx

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.
Anatomy of the Larynx
The larynx consists of various components, including cartilage, muscles, and vocal cords. Its structure includes three large unpaired cartilages—the thyroid, cricoid, and epiglottis—and three smaller paired cartilages—the arytenoids, corniculates, and...
Asthma-II: Pathophysiology and Classification01:26

Asthma-II: Pathophysiology and Classification

Asthma is a prevalent chronic respiratory condition marked by inflammation and hyperresponsiveness of the airways. Its pathophysiology involves complex interactions among inflammatory pathways, immune responses, and neural mechanisms.
Additionally, environmental and genetic factors play crucial roles in determining an individual's susceptibility to asthma and the severity of their condition.
Critical processes in asthma pathophysiology include:

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Related Experiment Video

Updated: Jun 16, 2026

Asthma Detection Research Based on Voice Signal Processing and Machine Learning
04:04

Asthma Detection Research Based on Voice Signal Processing and Machine Learning

Published on: July 22, 2025

Vocal cord dysfunction: don't mistake it for asthma.

S M Brugman1, S M Simons

  • 1National Jewish Medical and Research Center, Denver, CO, 80206, USA.

The Physician and Sportsmedicine
|January 21, 2010
PubMed
Summary
This summary is machine-generated.

Vocal cord dysfunction (VCD) presents with stridor and mimics asthma in active individuals. Diagnosis requires laryngoscopy, and treatment involves education, speech therapy, and breathing techniques.

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Point-of-Care Ultrasound: A Review of Ultrasound Parameters for Predicting Difficult Airways
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Asthma Detection Research Based on Voice Signal Processing and Machine Learning
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Point-of-Care Ultrasound: A Review of Ultrasound Parameters for Predicting Difficult Airways
08:21

Point-of-Care Ultrasound: A Review of Ultrasound Parameters for Predicting Difficult Airways

Published on: April 7, 2023

Area of Science:

  • Pulmonology
  • Otolaryngology

Background:

  • Vocal cord dysfunction (VCD) is a condition causing airway obstruction.
  • It often affects active adolescents and young adults.
  • Symptoms like stridor and chest tightness can mimic exercise-induced asthma.

Purpose of the Study:

  • To outline the diagnostic criteria for VCD.
  • To describe effective management and treatment strategies for VCD.

Main Methods:

  • Clinical observation of symptoms.
  • Diagnostic laryngoscopy during acute episodes.
  • Assessment of response to asthma medications.

Main Results:

  • VCD is characterized by inspiratory stridor, abrupt symptom onset/resolution, and unpredictable patterns.
  • Asthma medications are ineffective in resolving VCD attacks.
  • Panting can terminate an acute VCD episode.

Conclusions:

  • VCD diagnosis is confirmed by laryngoscopy during symptoms.
  • Management includes patient education, speech therapy, and psychological support.
  • Prompt recognition and appropriate intervention are key for VCD patients.