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

Cystic Fibrosis: Pathogenesis01:23

Cystic Fibrosis: Pathogenesis

Cystic fibrosis (CF), an autosomal recessive disorder, significantly affects the function of exocrine glands. This genetically inherited disease is characterized by the production of thick and sticky mucus, which can severely affect various organs and systems in the body.
CF is primarily caused by a genetic mutation in a chromosome 7 gene coding for the cystic fibrosis transmembrane conductance regulator (CFTR) protein. The most common gene mutation leading to CF is the ΔF508 mutation, but...
Development of the Lymphatic System01:15

Development of the Lymphatic System

The development of lymphatic tissues and vessels in embryonic life begins around the fifth week. These structures originate from the mesoderm layer, with lymph sacs emerging from developing veins.
The first lymph sacs to form are the paired jugular lymph sacs located at the junction of the internal jugular and subclavian veins. From these sacs, lymphatic capillary plexuses extend to the thorax, upper limbs, neck, and head, eventually forming lymphatic vessels. Each jugular lymph sac maintains a...
Type IV Collagen of Basal Lamina01:05

Type IV Collagen of Basal Lamina

Type IV collagen is a 400 nm long, network-forming collagen that acts as a barrier between the epithelial and endothelial cells. Type IV collagen  forms the backbone of the basement membrane by scaffolding with laminin, entactin, proteoglycans, and fibronectin. Apart from rendering structural support to the basement membrane, it also helps entail signaling potentials necessary for both pathological and physiological functions.
A type IV collagen molecule has six alpha chains which can exist in...
Cystic Fibrosis: Management01:24

Cystic Fibrosis: Management

Cystic fibrosis (CF) is an autosomal recessive disorder that predominantly affects individuals of Northern European descent, occurring at a rate of 1 in 3500. It is caused by a genetic mutation in a gene on chromosome 7, most commonly the ΔF508 mutation, that codes for the cystic fibrosis transmembrane conductance regulator (CFTR) protein. This results in thicker mucus secretions and obstruction pathologies in multiple organs, including the lungs and sinuses.
Sinus disease and chronic sinusitis...
Cholecystitis01:20

Cholecystitis

Cholecystitis is inflammation of the gallbladder, most commonly caused by obstruction of the cystic duct. This blockage prevents bile from draining, leading to gallbladder distension, inflammation, and potentially serious complications. This condition may present acutely or chronically and can happen with or without gallstones.EtiologyAbout 95% of cholecystitis cases are calculous, caused by gallstones blocking the cystic duct, leading to bile accumulation and inflammation of the gallbladder...
Secondary Lymphoid Organs01:15

Secondary Lymphoid Organs

Secondary organs, including lymph nodes, the spleen, and mucosa-associated lymphoid tissue (MALT), work harmoniously to protect us from disease and infection.
The spleen is a vital organ in the lymphatic system, nestled in the upper left side of the abdomen. It is composed of two primary regions: the red pulp and the white pulp, each having distinct functions. The red pulp performs a significant role in blood filtration. It efficiently purges the blood of old or damaged red blood cells and...

You might also read

Related Articles

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

Sort by
Same author

Systemic Corticosteroids in the Management of Sinonasal Disease: An Evidence-Based Expert Review.

International forum of allergy & rhinology·2026
Same author

Timeliness of management of button battery impactions in children in the province of Ontario: a multi-center analysis.

CJEM·2025
Same author

Promoting Longevity in Surgical Careers: A Narrative Review and Fitness Program to Reduce Occupational Pain.

Journal of surgical education·2025
Same author

Canadian Association of Radiologists Pediatric Imaging Referral Guideline.

Canadian Association of Radiologists journal = Journal l'Association canadienne des radiologistes·2024
Same author

Pushing the boundaries of endoscopic surgery: the extended transodontoid approach for craniovertebral junction pathologies. Comprehensive technique description and comparative result.

Acta neurochirurgica·2024
Same author

Switching biologics in chronic rhinosinusitis with nasal polyps: A multicenter Canadian experience.

International forum of allergy & rhinology·2024

Related Experiment Video

Updated: Jun 19, 2026

Laparoscopic Choledochal Cyst Excision and Roux-en-Y Choledochojejunostomy in Adults
04:14

Laparoscopic Choledochal Cyst Excision and Roux-en-Y Choledochojejunostomy in Adults

Published on: February 28, 2025

Thymic cyst: a fourth branchial cleft anomaly.

Smriti Nayan1, Jonathan MacLean, Doron Sommer

  • 1Otolaryngology and Head and Neck Surgery Department, McMaster University, Ontario, Canada.

The Laryngoscope
|October 9, 2009
PubMed
Summary

A rare fourth branchial cleft cyst was discovered within an adult

Area of Science:

  • Anatomy
  • Surgical Pathology
  • Pediatric Surgery

Background:

  • Branchial cleft anomalies are congenital malformations.
  • Fourth branchial cleft cysts are rare, typically presenting in childhood.
  • These cysts can lead to recurrent infections.

Observation:

  • A unique case of a fourth branchial cleft cyst was identified.
  • The cyst was located within the thymus of an adult patient.
  • This presentation is unprecedented in adult medical literature.

Findings:

  • The adult patient presented with a fourth branchial cleft cyst.
  • The cyst's intrathymic location is a novel finding.
  • No prior adult cases of intrathymic fourth branchial cleft cysts are documented.

More Related Videos

Two-step Approach to Explore Early- and Late-stages of Organ Formation in the Avian Model: The Thymus and Parathyroid Glands Organogenesis Paradigm
13:43

Two-step Approach to Explore Early- and Late-stages of Organ Formation in the Avian Model: The Thymus and Parathyroid Glands Organogenesis Paradigm

Published on: June 17, 2018

Related Experiment Videos

Last Updated: Jun 19, 2026

Laparoscopic Choledochal Cyst Excision and Roux-en-Y Choledochojejunostomy in Adults
04:14

Laparoscopic Choledochal Cyst Excision and Roux-en-Y Choledochojejunostomy in Adults

Published on: February 28, 2025

Two-step Approach to Explore Early- and Late-stages of Organ Formation in the Avian Model: The Thymus and Parathyroid Glands Organogenesis Paradigm
13:43

Two-step Approach to Explore Early- and Late-stages of Organ Formation in the Avian Model: The Thymus and Parathyroid Glands Organogenesis Paradigm

Published on: June 17, 2018

Implications:

  • Intrathymic fourth branchial cleft cysts represent a rare anatomical variation.
  • Early diagnosis is crucial to prevent complications like recurrent infections.
  • This case expands the known spectrum of branchial cleft anomalies.