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Related Concept Videos

Endocarditis II: Clinical Features of Infective Endocarditis01:25

Endocarditis II: Clinical Features of Infective Endocarditis

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Endocarditis can present various clinical features depending on the causative organism and the patient's underlying health conditions. Initially, the clinical features of infective endocarditis develop gradually, presenting with nonspecific symptoms that can be easily mistaken for other illnesses.General SymptomsEarly symptoms of infective endocarditis are fever, chills, weakness, malaise, fatigue, and weight loss. These symptoms reflect the systemic nature of the infection and the body's...
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Endocarditis I: Introduction01:25

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Introduction:Endocarditis is the infection of the endocardium, the inner lining of the heart and its valves. When the heart muscle is involved, the condition is termed myocarditis, while an infection of the outer lining is called pericarditis. Infective endocarditis (IE) primarily affects the endocardium, where pathogens adhere to the valves or lining, forming vegetation that can lead to severe complications. Infective endocarditis occurs when microorganisms, usually bacteria from other body...
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Heart Valves01:16

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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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Endocarditis III: Medical Management01:18

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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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Endocarditis IV: Nursing Management01:29

Endocarditis IV: Nursing Management

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Infective endocarditis (IE) is a chronic infection of the heart's endocardium, primarily affecting the heart valves. A detailed nursing assessment for a patient with IE involves collecting subjective and objective data to ensure an accurate diagnosis and timely intervention.Subjective DataThe nurse gathers information about the patient's symptoms and complaints during the subjective assessment. Patients with infective endocarditis often report non-specific symptoms that can mimic other...
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Mitral Valve Prolapse I: Introduction01:27

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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...
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Isolation of Murine Valve Endothelial Cells
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Isolated Pulmonic Valve Endocarditis.

Jevon Samaroo-Campbell1, Arsalan Hashmi1, Rajat Thawani1

  • 1Department of Medicine, Maimonides Medical Center, Brooklyn, NY, USA.

The American Journal of Case Reports
|February 5, 2019
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Summary
This summary is machine-generated.

This case highlights extremely rare isolated pulmonary valve endocarditis (PVE) in a healthy patient. Early diagnosis is crucial, as initial symptoms mimicked the flu and transthoracic echocardiograms were normal.

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Area of Science:

  • Cardiology
  • Infectious Diseases
  • Medical Case Reports

Background:

  • Infective endocarditis (IE) carries a high mortality rate despite treatment.
  • Right-sided endocarditis is uncommon (5-10%), with isolated pulmonary valve endocarditis (PVE) being exceptionally rare (<2%).
  • Prompt diagnosis and management are vital for preventing complications and reducing mortality.

Observation:

  • A patient with hypertension, no prior valvular disease, developed flu-like symptoms post-dental cleaning.
  • Initial diagnosis was influenza; blood cultures revealed S. mitis bacteremia with no clear source.
  • A normal transthoracic echocardiogram (TTE) initially missed the condition.

Findings:

  • Transesophageal echocardiogram revealed a large vegetation on the pulmonic valve.
  • This case represents PVE in an otherwise healthy individual without typical risk factors.
  • Diagnosis was challenging due to absent peripheral stigmata and a normal initial TTE.

Implications:

  • Current guidelines lack specific recommendations for right-sided endocarditis management and surgical intervention.
  • This case underscores the importance of considering rare diagnoses even with normal initial investigations.
  • Further research is needed to address diagnostic and therapeutic strategies for PVE.