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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 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 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 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 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 Regurgitation II: Clinical Features and Diagnostic Tests01:23

Mitral Regurgitation II: Clinical Features and Diagnostic Tests

Mitral regurgitation (MR) is a valvular heart disorder in which the mitral valve fails to close tightly, allowing blood to leak backward into the heart. Understanding the clinical manifestations, assessment, diagnostic findings, and medical management of MR is crucial to effectively managing affected patients.Clinical Manifestations of Mitral RegurgitationMitral regurgitation can be acute or chronic, each presenting differently and requiring different approaches:1. Acute Mitral...

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Related Experiment Video

Updated: Jul 16, 2026

Neuro-rehabilitation Approach for Sudden Sensorineural Hearing Loss
09:44

Neuro-rehabilitation Approach for Sudden Sensorineural Hearing Loss

Published on: January 25, 2016

Mitral valve prolapse and sudden deafness.

R Vazquez, J Solanellas, I Alfageme

    International Journal of Cardiology
    |March 17, 2007
    PubMed
    Summary

    Mitral valve prolapse (MVP) is significantly more common in patients with Idiopathic Sudden Sensorineural Hearing Loss (ISSNHL). This suggests MVP may be a contributing factor to sudden hearing loss.

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    Intrathecal Application of a Fluorescent Dye for the Identification of Cerebrospinal Fluid Leaks in Cochlear Malformation
    06:59

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    Published on: February 29, 2020

    Area of Science:

    • Cardiology
    • Otolaryngology
    • Genetics

    Background:

    • Investigated the association between mitral valve prolapse (MVP) and Idiopathic Sudden Sensorineural Hearing Loss (ISSNHL).
    • Utilized 2D-echocardiography in 349 subjects (86 ISSNHL, 263 controls).

    Discussion:

    • Patients with ISSNHL exhibited significantly higher prevalence of MVP (29.1% vs 2.7%, p<0.001).
    • Associated findings in ISSNHL group included increased mitral leaflet thickening (15.1% vs 2.3%, p<0.001), mitral regurgitation (16.3% vs 6.5%, p=0.02), and left atrial enlargement (11.6% vs 3.8%, p=0.01).

    Key Insights:

    • MVP is strongly correlated with ISSNHL.
    • Specific echocardiographic abnormalities are more prevalent in individuals with ISSNHL.

    Outlook:

    • Results support MVP as a potential etiological factor in ISSNHL.
    • Further research may elucidate the pathophysiological mechanisms linking MVP to sudden hearing loss.