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Related Concept Videos

Endocarditis I: Introduction01:25

Endocarditis I: Introduction

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...
Endocarditis III: Medical Management01:18

Endocarditis III: Medical Management

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...
Endocarditis IV: Nursing Management01:29

Endocarditis IV: Nursing Management

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...
Endocarditis II: Clinical Features of Infective Endocarditis01:25

Endocarditis II: Clinical Features of Infective Endocarditis

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...
Myocarditis III: Medical Management01:14

Myocarditis III: Medical Management

Myocarditis: Comprehensive Medical ManagementMyocarditis, the heart muscle inflammation, requires a comprehensive medical management strategy that addresses the underlying cause, provides supportive care, manages symptoms, and reduces cardiac workload.Infections and Autoimmune CausesAdminister appropriate antimicrobial therapy when an infectious agent causes myocarditis. For instance, penicillin treats infections caused by Group A Streptococcus. In cases where autoimmune processes are...
Factors Affecting the Risk of Infection01:26

Factors Affecting the Risk of Infection

The hosts' susceptibility to infection depends on several factors. The integrity of the skin and mucous membranes helps protect the body against microbial attacks. When the skin is altered, the chance of infection, limb loss, and even death increases.
The integrity and count of the white blood cells help the body resist pathogens and fight infection. When impaired, it reduces the body's resistance to pathogens. The acidic pH levels of the gastrointestinal, genitourinary tracts, and skin create...

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Related Experiment Video

Updated: Jun 25, 2026

An In Vitro Model of a Parallel-Plate Perfusion System to Study Bacterial Adherence to Graft Tissues
07:50

An In Vitro Model of a Parallel-Plate Perfusion System to Study Bacterial Adherence to Graft Tissues

Published on: January 7, 2019

The rationale for the new infective endocarditis guidelines.

Ann F Bolger1

  • 1Division of Cardiology, San Francisco General Hospital, 1001 Potrero Avenue, San Francisco, CA 94110, USA. abolger@medsfgh.ucsf.edu

Current Cardiology Reports
|February 25, 2009
PubMed
Summary

Antibiotic prophylaxis for infectious endocarditis (IE) before invasive procedures is being re-evaluated. New 2007 guidelines, based on a critical evidence review, diverge significantly from previous recommendations for IE prevention.

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Experimental Endocarditis Model of Methicillin Resistant Staphylococcus aureus (MRSA) in Rat
07:46

Experimental Endocarditis Model of Methicillin Resistant Staphylococcus aureus (MRSA) in Rat

Published on: June 4, 2012

Related Experiment Videos

Last Updated: Jun 25, 2026

An In Vitro Model of a Parallel-Plate Perfusion System to Study Bacterial Adherence to Graft Tissues
07:50

An In Vitro Model of a Parallel-Plate Perfusion System to Study Bacterial Adherence to Graft Tissues

Published on: January 7, 2019

Experimental Endocarditis Model of Methicillin Resistant Staphylococcus aureus (MRSA) in Rat
07:46

Experimental Endocarditis Model of Methicillin Resistant Staphylococcus aureus (MRSA) in Rat

Published on: June 4, 2012

Area of Science:

  • Cardiology
  • Infectious Diseases
  • Public Health

Background:

  • Infectious endocarditis (IE) poses severe risks, leading to antibiotic prophylaxis during invasive procedures.
  • Current evidence supporting IE prophylaxis primarily stems from animal models and observational studies.
  • Rising antibiotic resistance necessitates a realistic assessment of prophylaxis effectiveness.

Purpose of the Study:

  • To critically review the evidence base for antibiotic prophylaxis against IE.
  • To understand the rationale behind the 2007 American Heart Association (AHA) guidelines for IE prevention.
  • To identify evidence gaps and future research needs in IE prophylaxis.

Main Methods:

  • A comprehensive review of existing data on IE prophylaxis effectiveness.
  • Analysis of studies supporting the traditional approach to IE prevention.
  • Evaluation of the evidence underpinning the 2007 AHA recommendations.

Main Results:

  • The 2007 AHA guidelines marked a significant shift from 50 years of prior IE prevention strategies.
  • The review highlighted limitations in the evidence supporting widespread antibiotic prophylaxis.
  • A re-evaluation of the evidence base prompted revised recommendations for IE prevention.

Conclusions:

  • The 2007 AHA guidelines represent a departure from historical IE prophylaxis practices.
  • Further research is crucial to address evidence gaps in IE prevention strategies.
  • Optimizing IE prevention requires ongoing critical appraisal of scientific evidence and emerging resistance patterns.