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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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Endocarditis III: Medical Management01:18

Endocarditis III: Medical Management

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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

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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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Myocarditis II: Clinical Features and Diagnostic Tests01:27

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Myocarditis is an inflammation of the heart muscle. The symptoms vary widely, encompassing asymptomatic presentations to severe, acute manifestations.Clinical PresentationAsymptomatic cases: In some instances, myocarditis may be asymptomatic, with the infection resolving without intervention. These cases often go undetected unless discovered incidentally through diagnostic imaging or tests conducted for other reasons.General Early Symptoms: Early symptoms of myocarditis are non-specific and can...
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Pericarditis II: Clinical Features and Diagnostic Tests01:19

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Pericarditis is distinguished by inflammation of the pericardium, the fibrous sac that encases the heart. It can be acute, lasting less than six weeks, or chronic, persisting for over three months. Understanding its clinical manifestations and diagnostic findings is crucial for timely and effective management.Clinical ManifestationsWhile pericarditis can be asymptomatic, it usually presents with characteristic symptoms such as:Chest Pain: The most characteristic symptom of pericarditis is chest...
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Polymicrobial Infective Endocarditis: Clinical Features and Prognosis.

Pablo Elpidio García-Granja1, Javier López, Isidre Vilacosta

  • 1From the Instituto de Ciencias del Corazón (ICICOR), Hospital Clínico Universitario, Valladolid (PEG-G, JL, CO-B, T S, IG, JASR); Hospital Clínico Universitario San Carlos (IV, CO, CF); and Hospital Clínico Universitario la Princesa, Madrid, España (CS).

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Polymicrobial endocarditis (PE) affects 5.9% of left-sided endocarditis cases. Despite differences in patient profiles and microbes, PE and monomicrobial endocarditis (ME) show similar short-term outcomes.

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Area of Science:

  • Cardiology
  • Infectious Diseases
  • Microbiology

Background:

  • Left-sided endocarditis is a serious infection affecting heart valves.
  • Polymicrobial endocarditis (PE), caused by multiple microorganisms, is less common than monomicrobial endocarditis (ME).
  • Understanding the characteristics and outcomes of PE is crucial for effective management.

Purpose of the Study:

  • To characterize the clinical, microbiological, and echocardiographic profile of left-sided PE.
  • To compare the profile and outcomes of PE with ME.
  • To identify risk factors associated with PE.

Main Methods:

  • Retrospective analysis of 1011 left-sided endocarditis episodes diagnosed between 1996 and 2014.
  • Categorization into PE (60 episodes), ME (821 episodes), and no microorganism detected (123 episodes).
  • Comparison of demographic, clinical, microbiological, and outcome data between PE and ME groups.

Main Results:

  • PE accounted for 5.9% of cases, often associated with underlying diseases, diabetes, previous cardiac surgery, and prosthetic valves.
  • Microbiologically, PE involved more frequently coagulase-negative Staphylococci, enterococci, Gram-negative bacilli, anaerobes, and fungi compared to ME.
  • Despite these differences, no significant variations were observed in age, sex, symptoms, need for surgery, or in-hospital mortality between PE and ME.

Conclusions:

  • Polymicrobial endocarditis is an distinct entity with specific patient and microbial profiles.
  • While PE patients may have more comorbidities, the short-term clinical outcomes are comparable to those with ME.
  • Further research may explore long-term outcomes and specific treatment strategies for PE.