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Related Concept Videos

Heart Valves01:16

Heart Valves

4.9K
The human heart is a complex organ with an intricate system of valves that regulate blood flow. There are two main types of valves: atrioventricular (AV) valves and semilunar valves.
The AV valves prevent the backflow of blood from the ventricles to the atria during ventricular contraction. These valves function with the assistance of the chordae tendineae and papillary muscles. When the ventricles are relaxed, the chordae tendineae are slack, allowing blood to flow from the atria into the...
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Mitral Stenosis IV: Nursing Management01:27

Mitral Stenosis IV: Nursing Management

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A comprehensive nursing assessment is essential for patients with valvular heart disease, which involves any dysfunction of the heart valves that could impact blood flow and overall heart function.Subjective Data Collection:Chief Complaint and Present Illness: Start with the patient's primary concerns, focusing on the onset, duration, and progression of cardiac symptoms such as dyspnea, fatigue, chest pain, and palpitations.Past Medical History: Collect detailed information on any previous...
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Aortic Regurgitation III: Medical Management01:25

Aortic Regurgitation III: Medical Management

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Aortic regurgitation (AR) is when the aortic valve does not close or seal properly, leading to backward blood circulation from the aorta into the left ventricle during diastole. Common causes of AR include rheumatic heart disease, congenital valve defects, and aortic root dilation. Managing AR requires a multifaceted approach to alleviate symptoms, preserve left ventricular function, and address the underlying cause of the regurgitation. Patients with symptomatic AR or significant left...
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Mitral Stenosis III: Medical Management01:26

Mitral Stenosis III: Medical Management

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Mitral stenosis, a condition marked by the narrowing of the mitral valve, necessitates an integrated approach for effective management. This approach includes preventative measures, medical therapy, and surgical interventions to reduce symptoms and prevent complications.PreventionPrevention of mitral stenosis primarily focuses on reducing the incidence of bacterial infections, particularly streptococcal infections, which can lead to rheumatic fever and subsequent valvular damage. Timely...
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Heart Failure VI: Adjunct Therapies01:22

Heart Failure VI: Adjunct Therapies

16
Additional therapies for treating patients with heart failure (HF) may include procedural interventions, supplemental oxygen, the management of sleep disorders, and nutritional therapy.Procedural InterventionsImplantable Cardioverter-Defibrillator: For patients at risk of life-threatening arrhythmias due to severe left ventricular dysfunction, an Implantable Cardioverter-Defibrillator (ICD) can detect and terminate these arrhythmias, preventing sudden cardiac death and improving survival rates.
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Endocarditis III: Medical Management01:18

Endocarditis III: Medical Management

8
Infective endocarditis management involves a multifaceted approach encompassing infection prevention, lifestyle modifications, pharmacological therapy, and surgical management.Infection Prevention:Hand Hygiene: Thorough handwashing is crucial to prevent the spread of infection. Hand hygiene should be performed regularly, especially before and after using the restroom.Oral Hygiene: Good oral hygiene is essential. It includes brushing teeth immediately after waking up and before bed, flossing...
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Related Experiment Video

Updated: Jul 24, 2025

Implantation of the Syncardia Total Artificial Heart
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Implantation of the Syncardia Total Artificial Heart

Published on: July 18, 2014

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Patients with Artificial Heart Valves.

Carolyn Weber1, Christopher Hohmann, Oliver Lindner

  • 1Department of Cardiothoracic Surgery, Heart Center, University Hospital Cologne; Department III for Internal Medicine - General and Interventional Cardiology, Electrophysiology, Angiology, Pneumology and Intensive Care Medicine, University Hospital Cologne; Institute of Radiology, Nuclear Medicine and Molecular Imaging, Heart and Diabetes Center North Rhine-Westphalia, University Hospital Ruhr-University Bochum, Bad Oeynhausen-Universität Bochum; Department I of Internal Medicine - Oncology, Hematology, Division of Infectious Diseases, Clinical Immunology, Hemostaseology and internal Intensive Care Medicine, University Hospital Cologne.

Deutsches Arzteblatt International
|July 10, 2023
PubMed
Summary

Prosthetic endocarditis is a growing concern following heart valve procedures. Early diagnosis using advanced imaging and multidisciplinary teams is crucial for effective treatment and improved patient outcomes.

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Area of Science:

  • Cardiology
  • Infectious Diseases
  • Medical Imaging

Background:

  • Over 38,000 heart valve procedures were performed in Germany in 2022.
  • The incidence of prosthetic endocarditis is increasing due to more valve implantations.
  • Prosthetic endocarditis represents 10-30% of all endocarditis cases.

Purpose of the Study:

  • To review the current prophylaxis, diagnosis, and treatment of prosthetic endocarditis.
  • To highlight challenges in diagnosing and treating prosthetic endocarditis.
  • To emphasize the need for improved awareness and management strategies.

Main Methods:

  • Selective literature review.
  • Analysis of diagnostic challenges and treatment complexities.
  • Evaluation of current prophylaxis guidelines.

Main Results:

  • Diagnosis is complicated by less specific findings compared to native endocarditis.
  • F-18-FDG PET-CT is increasingly used for diagnosis.
  • Biofilm formation and perivalvular abscesses complicate treatment.

Conclusions:

  • Earlier diagnosis through increased awareness and appropriate studies is vital.
  • Multidisciplinary endocarditis teams and preventive measures are recommended.
  • Antibiotic prophylaxis requires careful risk-benefit assessment due to resistance concerns.