Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Respiratory System Abnormal Finding II: Palpation and Auscultation01:31

Respiratory System Abnormal Finding II: Palpation and Auscultation

2.0K
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:
2.0K
Respiratory System Abnormal Finding I: Inspection and Percussion01:30

Respiratory System Abnormal Finding I: Inspection and Percussion

1.1K
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.
Inspection Findings
During an inspection, several findings may suggest the presence of respiratory distress or disease. Pursed-lip breathing, where exhalation is slowed by...
1.1K
Respiratory Volumes01:15

Respiratory Volumes

3.5K
Respiratory volumes are crucial metrics, meticulously measured to quantify the air exchanged in and out of the lungs during various phases of the breathing cycle. These precise measurements are vital for assessing lung function, diagnosing respiratory conditions, and monitoring overall respiratory health. Each parameter provides specific insights into the mechanics of breathing and the functional capacity of the lungs.
Tidal Volume (TV) Tidal volume (TV) is the air inhaled or exhaled in a...
3.5K
Anatomy of Respiratory System II: Lower Respiratory Tract01:31

Anatomy of Respiratory System II: Lower Respiratory Tract

5.3K
The lower respiratory tract is anatomically composed of several vital structures, including the larynx, trachea, bronchial tree, alveoli, lungs, and pleurae. Each component has a specific function, and all are intricately connected to ensure efficient respiration.
The Larynx
It is located between the pharynx and the trachea, acts as a passageway for air, and hosts several critical structures, such as the epiglottis, vocal cords, and glottis. The epiglottis acts as a gateway, guiding food to the...
5.3K
Trachea01:22

Trachea

6.3K
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.
Anatomical Features:
Location: About half of the trachea is situated in the neck, anterior to the esophagus, and extends from the larynx (at the level of...
6.3K
Physical Assessment of the Respiratory Tract IV: Auscultation01:28

Physical Assessment of the Respiratory Tract IV: Auscultation

3.5K
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.
3.5K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

<b>Severe hypokalaemia and secretory diarrhoea secondary to a vasoactive intestinal peptide-secreting tumour (VIPoma</b>).

BMJ case reports·2026
Same author

Twelve-Month Follow-Up and Economic Evaluation of an Alternative Care Provider Clinic for Severe Sleep-Disordered Breathing.

Chest·2026
Same author

Public Health.

Alzheimer's & dementia : the journal of the Alzheimer's Association·2025
Same author

Age-related changes in sleep architecture: Effects of body mass index, sex, and mental health in community-dwelling adults using at-home polysomnography.

Sleep medicine·2025
Same author

Longitudinal Proteomic Profiling of Cognition across an Aerobic Exercise Intervention.

Annals of neurology·2025
Same author

Redefining professionalism to improve health equity in competency based medical education (CBME): A qualitative study.

MedEdPublish (2016)·2024

Related Experiment Video

Updated: Apr 6, 2026

Thoracoscopic Extended Right Middle Plus Lower Sleeve Lobectomy for Non-Small-Cell Lung Cancer
11:17

Thoracoscopic Extended Right Middle Plus Lower Sleeve Lobectomy for Non-Small-Cell Lung Cancer

Published on: February 27, 2026

489

Flow-volume loop abnormality detecting a previously unrecognized right upper lobe tracheal bronchus.

Shannon Ruzycki1, Willis H Tsai2, Warren J Davidson2

  • 1Department of Medicine, University of Calgary, Alberta, Canada.

Respiratory Medicine Case Reports
|August 4, 2015
PubMed
Summary

A rare tracheal bronchus, an airway originating from the trachea, can cause respiratory issues and complicate intubation. Recognizing flow-volume loop abnormalities is key to diagnosing this condition.

Keywords:
Flow-volume loopSpirometryTracheal bronchus

More Related Videos

Robotic-assisted Left Pneumonectomy For Vanishing Lung Syndrome
07:27

Robotic-assisted Left Pneumonectomy For Vanishing Lung Syndrome

Published on: January 23, 2026

504
Author Spotlight: Enhancing Diagnostic Strategies and Biomarker Development for Comprehensive Lung Function Analysis
05:56

Author Spotlight: Enhancing Diagnostic Strategies and Biomarker Development for Comprehensive Lung Function Analysis

Published on: August 9, 2024

2.8K

Related Experiment Videos

Last Updated: Apr 6, 2026

Thoracoscopic Extended Right Middle Plus Lower Sleeve Lobectomy for Non-Small-Cell Lung Cancer
11:17

Thoracoscopic Extended Right Middle Plus Lower Sleeve Lobectomy for Non-Small-Cell Lung Cancer

Published on: February 27, 2026

489
Robotic-assisted Left Pneumonectomy For Vanishing Lung Syndrome
07:27

Robotic-assisted Left Pneumonectomy For Vanishing Lung Syndrome

Published on: January 23, 2026

504
Author Spotlight: Enhancing Diagnostic Strategies and Biomarker Development for Comprehensive Lung Function Analysis
05:56

Author Spotlight: Enhancing Diagnostic Strategies and Biomarker Development for Comprehensive Lung Function Analysis

Published on: August 9, 2024

2.8K

Area of Science:

  • Anatomy
  • Pulmonology
  • Medical Diagnostics

Background:

  • Tracheal bronchus is a rare congenital anomaly where a bronchus arises from the trachea.
  • It can lead to various respiratory symptoms and complications if unrecognized.

Observation:

  • A case of a patient with poorly controlled asthma and abnormal flow-volume loop is presented.
  • Bronchoscopy identified a tracheal bronchus with narrowed right bronchial orifices.

Findings:

  • Unrecognized tracheal bronchus poses significant risks during endotracheal intubation.
  • Spirometry may show altered flow-volume loops due to abnormal airflow patterns.

Implications:

  • Misinterpreting spirometry without considering flow-volume loop shape can lead to misdiagnosis.
  • Proper identification of tracheal bronchus is crucial for accurate diagnosis and patient management.