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

Mitral Stenosis I: Introduction01:22

Mitral Stenosis I: Introduction

Mitral Valve Stenosis (MVS) is a heart condition where the mitral valve narrows, impeding blood circulation from the left atrium to the left ventricle. The etiology and pathophysiology of this condition are multifaceted, leading to a cascade of cardiovascular complications.Causes of Mitral Valve StenosisRheumatic Heart Disease: It is the main cause of mitral valve stenosis, particularly in developing nations. This condition arises from rheumatic fever, an inflammatory illness resulting from...
Mitral Valve Prolapse I: Introduction01:27

Mitral Valve Prolapse I: Introduction

IntroductionThe mitral valve, one of the heart's four valves, regulates blood flow. These valves have flaps that open and close to direct blood properly through the heart and body. During each heartbeat, the flaps open for blood to pass through and seal shut to prevent backflow. Specifically, the mitral valve opens to allow blood flow from the heart's upper left chamber to the lower left chamber. It then closes securely as the lower left chamber contracts to pump blood to the body, preventing...
Cardiomyopathy III: Hypertrophic Cardiomyopathy01:29

Cardiomyopathy III: Hypertrophic Cardiomyopathy

Hypertrophic cardiomyopathy, or HCM, is an autosomal dominant genetic disorder characterized by asymmetric left ventricular hypertrophy without ventricular dilation. It is more common in men and is typically diagnosed in young, athletic adults.EtiologyHCM is primarily genetic and is caused by mutations in genes encoding sarcomeric proteins. Researchers have identified over 1400 mutations across at least 11 different genes. Among these, the most frequently occurring mutations are found in the...
Mitral Stenosis II: Clinical features and Diagnostic Tests01:23

Mitral Stenosis II: Clinical features and Diagnostic Tests

Mitral stenosis is a heart condition in which the mitral valve, which allows blood to flow from the left atrium to the left ventricle, becomes narrowed or stenotic. This narrowing hinders blood flow and leads to clinical symptoms requiring specific medical evaluations and management strategies. The following overview outlines the clinical symptoms, assessments, diagnostic findings, prevention methods, and treatments for mitral stenosis.Clinical ManifestationsDyspnea (shortness of breath): This...
Cardiovascular System Abnormal Findings II: Auscultation01:25

Cardiovascular System Abnormal Findings II: Auscultation

Auscultation, an essential part of a heart examination, is done using a stethoscope. It provides crucial information about heart function and possible heart problems. Due to heart problems, abnormal sounds can be heard during systole or diastole. These sounds include S3 and S4 gallops, opening snaps, systolic clicks, and murmurs.
Abnormal Heart Sounds
Gallops:
Aortic Regurgitation II: Clinical Features and Diagnostic Tests01:22

Aortic Regurgitation II: Clinical Features and Diagnostic Tests

Aortic valve regurgitation (AR) occurs when the aortic valve fails to close properly, allowing blood to flow backward from the aorta into the left ventricle. This backflow can result in two distinct clinical presentations: acute and chronic AR, each characterized by its own set of symptoms and physical findings.Acute Aortic RegurgitationAcute AR presents with a sudden onset of severe symptoms. Patients typically experience profound dyspnea (shortness of breath), chest pain, and signs of left...

You might also read

Related Articles

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

Sort by
Same author

"Peak with a pain" - Description of a rare posterior fossa "Mountain peak" shape presenting with trigeminal neuralgia.

Journal of clinical neuroscience : official journal of the Neurosurgical Society of Australasia·2025
Same author

Formation of the NSI-Young Neurosurgeons Forum and the Fellowship Landscape in India: Wants vs Needs.

Neurology India·2025
Same author

Rare tandem anomalies of the vertebral artery at the craniovertebral junction - What the mind does not know the eyes do not see!!

Journal of clinical neuroscience : official journal of the Neurosurgical Society of Australasia·2025
Same author

Effectiveness of Intensity Modulate Proton Therapy in Managing Complex Multiple Meningiomas: A Dosimetric and Radiobiological Comparative Study with Helical Tomotherapy on Neurological Risk.

Clinical oncology (Royal College of Radiologists (Great Britain))·2025
Same author

Carpal tunnel release surgery restores force control but not force coordination in CTS patients.

Scientific reports·2025
Same author

Anaesthetic Management of a patient with Rubinstein Taybi Syndrome.

Irish medical journal·2025

Related Experiment Video

Updated: May 17, 2026

Left Atrial Stenosis Induced Pulmonary Venous Arterialization and Group 2 Pulmonary Hypertension in Rat
08:34

Left Atrial Stenosis Induced Pulmonary Venous Arterialization and Group 2 Pulmonary Hypertension in Rat

Published on: November 18, 2018

Arterio venous malformation with auricular hypertrophy.

T Ramadass1, K Sridhar, G Krishnan

  • 1Greams Lane, Off Greams Road., 600 006 Chennai.

Indian Journal of Otolaryngology and Head and Neck Surgery : Official Publication of the Association of Otolaryngologists of India
|November 3, 2012
PubMed
Summary

A case of arterio-venous malformation of the external ear in a young male expanded after trauma, causing bleeding. Surgical correction was considered without blocking feeding arteries.

Keywords:
Arterio-venous malformation (AVM) pinnaYoung Adult

More Related Videos

Comprehensive Endovascular and Open Surgical Management of Cerebral Arteriovenous Malformations
14:58

Comprehensive Endovascular and Open Surgical Management of Cerebral Arteriovenous Malformations

Published on: October 20, 2017

Surgical Treatment of an Endolymphatic Sac Tumor
04:34

Surgical Treatment of an Endolymphatic Sac Tumor

Published on: May 26, 2023

Related Experiment Videos

Last Updated: May 17, 2026

Left Atrial Stenosis Induced Pulmonary Venous Arterialization and Group 2 Pulmonary Hypertension in Rat
08:34

Left Atrial Stenosis Induced Pulmonary Venous Arterialization and Group 2 Pulmonary Hypertension in Rat

Published on: November 18, 2018

Comprehensive Endovascular and Open Surgical Management of Cerebral Arteriovenous Malformations
14:58

Comprehensive Endovascular and Open Surgical Management of Cerebral Arteriovenous Malformations

Published on: October 20, 2017

Surgical Treatment of an Endolymphatic Sac Tumor
04:34

Surgical Treatment of an Endolymphatic Sac Tumor

Published on: May 26, 2023

Area of Science:

  • Vascular Surgery
  • Plastic Surgery
  • Otolaryngology

Background:

  • Arteriovenous malformations (AVMs) are rare congenital vascular anomalies.
  • External ear AVMs with hypertrophy can present unique challenges.
  • Trauma can precipitate rapid expansion and complications in AVMs.

Purpose of the Study:

  • To present a case of external ear arteriovenous malformation.
  • To discuss the management of a rapidly expanding AVM post-trauma.
  • To explore surgical options for complex ear vascular lesions.

Main Methods:

  • Case report of a 25-year-old male with external ear AVM.
  • Documentation of lesion stability, post-traumatic expansion, and bleeding.
  • Consideration of surgical correction and reconstructive techniques.

Main Results:

  • The arteriovenous malformation remained stable for years before traumatic expansion.
  • The patient experienced occasional bleeding episodes following trauma.
  • Surgical intervention was contemplated, focusing on reconstruction without proximal arterial ligation.

Conclusions:

  • External ear AVMs require careful evaluation, especially after trauma.
  • Management strategies should balance lesion control with functional and aesthetic outcomes.
  • Preservation of feeding arterial supply may be a consideration in surgical planning.