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Related Concept Videos

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...
Heart Sounds01:15

Heart Sounds

Heart sounds are generated by the turbulence in blood flow due to the closing of heart valves. These sounds are best perceived slightly away from the valves, where the blood flow disseminates the sound.
Auscultation is the process of listening to these internal body sounds using a stethoscope. The heart produces four types of sounds, but only two—S1 and S2—can usually be heard with a stethoscope.
S1, also known as the "lub" sound, is caused by the closure of atrioventricular (A-V) valves at 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...
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...
Aortic Regurgitation I: Introduction01:15

Aortic Regurgitation I: Introduction

IntroductionAortic regurgitation is characterized by the backward flow of blood from the aorta into the left ventricle during diastole and arises from the improper closure of the aortic valve. This condition results in left ventricular volume overload and can stem from both acute and chronic etiologies, each contributing uniquely to the disease's progression and symptomatology.Acute and Chronic CausesAcute aortic regurgitation often results from events that suddenly impair the integrity of the...

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A Minimally Invasive Model of Aortic Stenosis in Swine
06:51

A Minimally Invasive Model of Aortic Stenosis in Swine

Published on: October 20, 2023

Aortic stenosis - or 'just a murmur'?

D R Fuller

    Canadian Family Physician Medecin De Famille Canadien
    |February 10, 2011
    PubMed
    Summary
    This summary is machine-generated.

    Family physicians can distinguish between ejection and regurgitant systolic murmurs by understanding their distinct characteristics. Familiarity with normal heart sounds aids in identifying abnormal murmurs during family practice examinations.

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    Area of Science:

    • Cardiology
    • Family Medicine
    • Diagnostic Skills

    Background:

    • Systolic murmurs are frequent findings in primary care settings.
    • Accurate differentiation between ejection and regurgitant murmurs is clinically significant.

    Purpose of the Study:

    • To equip family physicians with the knowledge to differentiate systolic murmurs.
    • To provide a guide on the characteristics of ejection and regurgitant murmurs.

    Main Methods:

    • Review of the acoustic characteristics of systolic murmurs.
    • Description of differentiating features between ejection and regurgitant murmurs.
    • Emphasis on practicing with normal cardiac auscultation.

    Main Results:

    • Ejection and regurgitant murmurs possess distinct auscultatory qualities.
    • Understanding these qualities allows for accurate classification.
    • Familiarity with normal heart sounds is crucial for identifying abnormalities.

    Conclusions:

    • Family physicians can reliably distinguish between systolic murmur types.
    • This diagnostic skill enhances patient care in primary settings.
    • Continued practice improves the ability to identify abnormal heart sounds.