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Related Concept Videos

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...
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 Regurgitation I: Introduction01:20

Mitral Regurgitation I: Introduction

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...
Mitral Valve Prolapse II: Assessment and Management01:22

Mitral Valve Prolapse II: Assessment and Management

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 tachycardia.
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...
Mitral Valve Prolapse III: Nursing Management01:19

Mitral Valve Prolapse III: Nursing Management

The nursing management of Mitral Valve Prolapse, or MVP, centers around patient education, symptom monitoring, and lifestyle modifications.Patient Education on MVP Diagnosis and Heredity: Nurses should provide comprehensive education about MVP, a condition where the mitral valve does not close appropriately during heartbeats. This education often includes the condition's pathophysiology, symptoms, and potential complications, like arrhythmias or mitral regurgitation. Though not fully...

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Related Experiment Video

Updated: Jul 10, 2026

Morphological and Functional Assessment of the Right Ventricle Using 3D Echocardiography
07:11

Morphological and Functional Assessment of the Right Ventricle Using 3D Echocardiography

Published on: October 28, 2020

Mitral tendon prolapsing into the left ventricular outflow tract.

P O Myers1, M Cikirikcioglu, R Lerch

  • 1Division of Cardiovascular Surgery, Geneva University Hospital, Geneva, Switzerland. Patrick.myers@hcuge.ch

The Journal of Cardiovascular Surgery
|October 20, 2007
PubMed
Summary

A rare intracardiac mass on the mitral valve was successfully surgically excised in a 68-year-old female. Histological analysis confirmed the mass as a mitral tendon, highlighting the importance of surgical intervention for such rare cardiac lesions.

More Related Videos

An Image Guided Transapical Mitral Valve Leaflet Puncture Model of Controlled Volume Overload from Mitral Regurgitation in the Rat
07:42

An Image Guided Transapical Mitral Valve Leaflet Puncture Model of Controlled Volume Overload from Mitral Regurgitation in the Rat

Published on: May 19, 2020

Related Experiment Videos

Last Updated: Jul 10, 2026

Morphological and Functional Assessment of the Right Ventricle Using 3D Echocardiography
07:11

Morphological and Functional Assessment of the Right Ventricle Using 3D Echocardiography

Published on: October 28, 2020

An Image Guided Transapical Mitral Valve Leaflet Puncture Model of Controlled Volume Overload from Mitral Regurgitation in the Rat
07:42

An Image Guided Transapical Mitral Valve Leaflet Puncture Model of Controlled Volume Overload from Mitral Regurgitation in the Rat

Published on: May 19, 2020

Area of Science:

  • Cardiology
  • Cardiac Surgery
  • Pathology

Background:

  • Intracardiac masses of the mitral valve are uncommon, with a broad differential diagnosis including tumors, thrombi, and fibrous bands.
  • Papillary fibroelastomas and myxomas are the most frequent mitral valve masses, while mitral tendons are a rarer etiology.

Observation:

  • A 68-year-old asymptomatic female, with a history of coronary angioplasty, presented with an intracardiac mass on the anterior mitral leaflet prolapsing into the left ventricular outflow tract (LVOT).
  • The mass, measuring 20x3 mm and attached to the anterior mitral leaflet, was surgically excised under cardiopulmonary bypass.
  • Histological examination revealed partially necrosed and calcified fibrous tissue lined by endothelium, leading to a final diagnosis of mitral tendon.

Findings:

  • Surgical excision of the mitral valve mass was performed successfully.
  • Postoperative recovery was uneventful with normal transesophageal echocardiography findings.
  • Histological analysis confirmed the intracardiac mass as a mitral tendon.

Implications:

  • Surgical resection of intracardiac mitral valve masses is crucial for preventing embolic events and sudden death, especially given their location in the high-velocity LVOT.
  • Histological examination is essential for definitive diagnosis of rare mitral valve masses, distinguishing them from more common etiologies like myxomas or fibroelastomas.