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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 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...
Mitral Regurgitation IV: Nursing Management01:28

Mitral Regurgitation IV: Nursing Management

Mitral regurgitation (MR) is a condition where the mitral valve does not close properly, leading to the backward flow of blood from the left ventricle into the left atrium during systole. This condition can arise from various causes, including rheumatic fever, infective endocarditis, or degenerative valve disease. Effective nursing management is crucial to optimizing patient outcomes and involves comprehensive assessment and targeted interventions.Comprehensive Patient AssessmentA detailed...
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...

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Related Experiment Video

Updated: May 26, 2026

Adapting Human Videofluoroscopic Swallow Study Methods to Detect and Characterize Dysphagia in Murine Disease Models
08:32

Adapting Human Videofluoroscopic Swallow Study Methods to Detect and Characterize Dysphagia in Murine Disease Models

Published on: March 1, 2015

Mitral valve disease and dysphagia.

P R Behl, M P Holden

    European Heart Journal
    |November 1, 1984
    PubMed
    Summary

    Enlarged left atrium is linked to dysphagia, or delayed esophageal transit. This study found that 50% of patients with left atrial enlargement experienced esophageal hold-ups, correlating with atrium size.

    Area of Science:

    • Cardiology
    • Gastroenterology
    • Radiology

    Background:

    • Dysphagia, characterized by delayed esophageal transit, can significantly impact patient quality of life.
    • The relationship between cardiac conditions and esophageal function is an area of ongoing research.

    Purpose of the Study:

    • To investigate the occurrence of dysphagia in patients with an enlarged left atrium.
    • To determine if left atrial size correlates with the severity of esophageal transit delays.

    Main Methods:

    • Eighty patients were studied, including 26 controls without left atrial enlargement undergoing open heart surgery.
    • Fifty-four patients with mitral valve surgery and varying degrees of left atrial enlargement were assessed.
    • Patients swallowed barium-filled capsules or Slow K tablets in standing and seated positions, with screening at 5, 10, and 15 minutes if hold-up occurred.

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    Minimally Invasive Murine Laryngoscopy for Close-Up Imaging of Laryngeal Motion During Breathing and Swallowing
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    Minimally Invasive Murine Laryngoscopy for Close-Up Imaging of Laryngeal Motion During Breathing and Swallowing

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    Last Updated: May 26, 2026

    Adapting Human Videofluoroscopic Swallow Study Methods to Detect and Characterize Dysphagia in Murine Disease Models
    08:32

    Adapting Human Videofluoroscopic Swallow Study Methods to Detect and Characterize Dysphagia in Murine Disease Models

    Published on: March 1, 2015

    Robotic Myotomy and Partial Fundoplication for Achalasia
    11:19

    Robotic Myotomy and Partial Fundoplication for Achalasia

    Published on: August 11, 2023

    Minimally Invasive Murine Laryngoscopy for Close-Up Imaging of Laryngeal Motion During Breathing and Swallowing
    07:45

    Minimally Invasive Murine Laryngoscopy for Close-Up Imaging of Laryngeal Motion During Breathing and Swallowing

    Published on: December 1, 2023

    Main Results:

    • No esophageal hold-ups were observed in the control group.
    • Fifty percent of patients with left atrial enlargement experienced esophageal hold-ups.
    • The incidence and duration of hold-ups correlated with the size of the enlarged left atrium.

    Conclusions:

    • Enlarged left atrium is associated with an increased incidence of dysphagia.
    • The severity of dysphagia correlates with the degree of left atrial enlargement.
    • Solid food, not water, effectively cleared esophageal hold-ups lasting over 15 minutes.