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

Myocarditis I: Introduction01:21

Myocarditis I: Introduction

347
Myocarditis is inflammation of the myocardium, which is the muscular layer of the heart.EtiologyMyocarditis has a diverse etiology, including a wide range of infectious and non-infectious causes:Infectious CausesViral: Common viruses include Coxsackie A and B, adenovirus, parvovirus B19, enteroviruses, and influenza A.Bacterial: Examples include infections caused by Streptococcus, Staphylococcus, and Mycoplasma species.Rickettsial: Infections like Rocky Mountain spotted fever can result in...
347
Mitral Valve Prolapse I: Introduction01:27

Mitral Valve Prolapse I: Introduction

355
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...
355
Mitral Regurgitation I: Introduction01:20

Mitral Regurgitation I: Introduction

392
Mitral regurgitation is characterized by the backward circulation of blood from the left ventricle to the left atrium during systole, a phase of the cardiac cycle when the heart contracts and pumps blood out of the chambers. This abnormal flow occurs primarily due to the dysfunction of the mitral valve or its supporting structures, which include the mitral leaflets, chordae tendineae, annulus, and papillary muscles.Etiology and Mechanisms:Primary Mitral Regurgitation: This type arises from...
392
Myocarditis II: Clinical Features and Diagnostic Tests01:27

Myocarditis II: Clinical Features and Diagnostic Tests

242
Myocarditis is an inflammation of the heart muscle. The symptoms vary widely, encompassing asymptomatic presentations to severe, acute manifestations.Clinical PresentationAsymptomatic cases: In some instances, myocarditis may be asymptomatic, with the infection resolving without intervention. These cases often go undetected unless discovered incidentally through diagnostic imaging or tests conducted for other reasons.General Early Symptoms: Early symptoms of myocarditis are non-specific and can...
242
Myocarditis III: Medical Management01:14

Myocarditis III: Medical Management

165
Myocarditis: Comprehensive Medical ManagementMyocarditis, the heart muscle inflammation, requires a comprehensive medical management strategy that addresses the underlying cause, provides supportive care, manages symptoms, and reduces cardiac workload.Infections and Autoimmune CausesAdminister appropriate antimicrobial therapy when an infectious agent causes myocarditis. For instance, penicillin treats infections caused by Group A Streptococcus. In cases where autoimmune processes are...
165
Mitral Valve Prolapse II: Assessment and Management01:22

Mitral Valve Prolapse II: Assessment and Management

389
IntroductionA range of clinical features characterizes Mitral Valve Prolapse (MVP), but it is important to note that many individuals with MVP are asymptomatic and may remain so throughout their lives. For those who do exhibit symptoms, the following are the key clinical features:Palpitations: This is a common symptom where individuals feel an irregular or rapid heartbeat. Palpitations in MVP are often due to arrhythmias such as premature ventricular contractions or supraventricular...
389

You might also read

Related Articles

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

Sort by
Same author

Publisher Correction: A 98-qubit trapped-ion quantum computer with all-to-all connectivity.

Nature·2026
Same author

A 98-qubit trapped-ion quantum computer with all-to-all connectivity.

Nature·2026
Same author

Using Discharge From the Emergency Department or Admission of Less Than 24 Hours as a Metric for Inappropriate Helicopter Emergency Medical Services Utilization in Adult Trauma Patients Transported to the Emergency Department.

Air medical journal·2026
Same author

3-D printed aseptic injection system for capillary electrophoresis.

Talanta·2025
Same author

Varieties of Economic Elites? Preliminary Results From the World Elite Database (WED).

The British journal of sociology·2025
Same author

Carbon, climate, and natural disturbance: a review of mechanisms, challenges, and tools for understanding forest carbon stability in an uncertain future.

Carbon balance and management·2024

Related Experiment Video

Updated: Jan 10, 2026

Generation and Characterization of Right Ventricular Myocardial Infarction Induced by Permanent Ligation of the Right Coronary Artery in Mice
10:18

Generation and Characterization of Right Ventricular Myocardial Infarction Induced by Permanent Ligation of the Right Coronary Artery in Mice

Published on: February 1, 2022

3.4K

Anterolateral Papillary Muscle Rupture: A Rare Complication of Myocardial Infarction.

Maalik Imtiaz1, Rameesha Awan1, Ahmad Awan2

  • 1Hull York Medical School, Heslington, UK.

JACC. Case Reports
|November 21, 2025
PubMed
Summary

Papillary muscle rupture is a rare complication of myocardial infarction (MI). Even with revascularization, the anterolateral papillary muscle can rupture, leading to severe mitral regurgitation and heart failure.

Area of Science:

  • Cardiology
  • Cardiac Surgery
  • Cardiovascular Medicine

Background:

  • Myocardial infarction (MI) can lead to mechanical complications, including papillary muscle rupture.
  • Rupture of the anterolateral papillary muscle is uncommon due to its dual blood supply.
Keywords:
acute coronary syndromebicuspid aortic valvecoronary angiographycoronary artery bypasscoronary vessel anomalymitral valvepapillary musclespercutaneous coronary interventionvalve repairvalve replacement

More Related Videos

Myocardial Infarction and Functional Outcome Assessment in Pigs
12:03

Myocardial Infarction and Functional Outcome Assessment in Pigs

Published on: April 25, 2014

28.6K
Left Coronary Artery Ligation: A Surgical Murine Model of Myocardial Infarction
05:48

Left Coronary Artery Ligation: A Surgical Murine Model of Myocardial Infarction

Published on: August 9, 2022

5.2K

Related Experiment Videos

Last Updated: Jan 10, 2026

Generation and Characterization of Right Ventricular Myocardial Infarction Induced by Permanent Ligation of the Right Coronary Artery in Mice
10:18

Generation and Characterization of Right Ventricular Myocardial Infarction Induced by Permanent Ligation of the Right Coronary Artery in Mice

Published on: February 1, 2022

3.4K
Myocardial Infarction and Functional Outcome Assessment in Pigs
12:03

Myocardial Infarction and Functional Outcome Assessment in Pigs

Published on: April 25, 2014

28.6K
Left Coronary Artery Ligation: A Surgical Murine Model of Myocardial Infarction
05:48

Left Coronary Artery Ligation: A Surgical Murine Model of Myocardial Infarction

Published on: August 9, 2022

5.2K