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Related Concept Videos

Trachea01:22

Trachea

5.6K
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...
5.6K
The Bronchial Tree01:23

The Bronchial Tree

7.5K
The human bronchi and bronchial tree play a crucial role in the respiratory system, facilitating the exchange of oxygen and carbon dioxide. Let's delve into the intricate structure and functions of these respiratory components.
The trachea, commonly known as the windpipe, is a tube that connects the larynx (voice box) to the bronchi. At a point called the carina, it bifurcates into two primary bronchi. The right primary bronchus is wider, shorter, and more vertical than the left primary...
7.5K
Anatomy of Respiratory System II: Lower Respiratory Tract01:31

Anatomy of Respiratory System II: Lower Respiratory Tract

4.7K
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...
4.7K
Other Pulmonary Disorders01:17

Other Pulmonary Disorders

1.8K
Respiratory disorders encompass a range of conditions with varying levels of severity. Asthma, marked by chronic airway inflammation and hypersensitivity, is one such condition. It can lead to airway obstruction due to factors like bronchial spasms, mucosal edema, increased mucus secretion, or epithelial damage. Asthma triggers are diverse, ranging from allergens to emotional upset, and treatment focuses on both immediate relief through bronchodilators and long-term inflammation suppression.
1.8K
Endoscopic Studies I: Bronchoscopy and Thoracoscopy01:30

Endoscopic Studies I: Bronchoscopy and Thoracoscopy

830
Endoscopy is a non-surgical medical technique used to examine a person's internal organs and vessels. This lesson will focus on two types of endoscopic studies: bronchoscopy and thoracoscopy.
Bronchoscopy
Description
Bronchoscopy is a procedure that involves direct visualization of the larynx, trachea, and bronchi for diagnostic and therapeutic purposes. A flexible fiber optic or rigid bronchoscope is used to carry out the procedure. The fiber-optic bronchoscope is more frequently used due...
830
Pulmonary Cycle: Exhalation01:17

Pulmonary Cycle: Exhalation

4.4K
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...
4.4K

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Related Experiment Video

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Orthotopic Transplantation of Syngeneic Lung Adenocarcinoma Cells to Study PD-L1 Expression
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Orthotopic Transplantation of Syngeneic Lung Adenocarcinoma Cells to Study PD-L1 Expression

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Tracheal and bronchial tumors.

Patricio Varela1, Luca Pio2, Elisa Brandigi3

  • 1Department of Pediatric Surgery, Clinica Las Condes Medical Center, Hospital de Niños Calvo Mackenna, University of Chile, Santiago, Chile.

Journal of Thoracic Disease
|February 3, 2017
PubMed
Summary

Pediatric tracheobronchial tumors are rare but require investigation for persistent respiratory issues. Early diagnosis and treatment of these rare childhood tumors can improve survival rates.

Keywords:
Primary tracheobronchial tumorsfibro-bronchoscopypediatric tumorssleeve resectionsubglottic hemangioma

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Using Micro-computed Tomography for the Assessment of Tumor Development and Follow-up of Response to Treatment in a Mouse Model of Lung Cancer
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Heterotopic and Orthotopic Tracheal Transplantation in Mice used as Models to Study the Development of Obliterative Airway Disease
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Area of Science:

  • Pediatric Oncology
  • Respiratory Medicine
  • Surgical Oncology

Background:

  • Primary tracheobronchial tumors are exceptionally rare in pediatric populations.
  • Recurrent respiratory symptoms unresponsive to standard treatments necessitate exclusion of malignant obstructive conditions.
  • Timely diagnosis is crucial for effective management and improved patient outcomes.

Purpose of the Study:

  • To offer a comprehensive review of the diagnosis and management strategies for tracheobronchial tumors in children.
  • To address the scarcity of reported cases in the global medical literature.
  • To highlight the importance of early detection in pediatric airway obstructions.

Main Methods:

  • Literature review focusing on pediatric tracheobronchial tumors.
  • Analysis of diagnostic modalities for early-age airway tumors.
  • Evaluation of current management approaches, including surgical interventions.

Main Results:

  • Early diagnosis of tracheobronchial tumors in children can lead to minimally invasive surgical options.
  • Prompt intervention positively impacts the quality of life and overall survival rates.
  • Limited case reports underscore the need for increased awareness and research.

Conclusions:

  • Despite their rarity, tracheobronchial tumors in children warrant thorough investigation for persistent respiratory symptoms.
  • Minimally invasive surgery, facilitated by early diagnosis, offers significant benefits for pediatric patients.
  • Further research and case reporting are essential to advance the understanding and treatment of these rare conditions.