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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

Endocarditis I: Introduction

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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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Heart Valves01:16

Heart Valves

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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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Coronary Circulation01:21

Coronary Circulation

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The heart, an organ critical to survival, gets nourishment not from the blood it pumps but from a separate circulation system known as coronary circulation. This is the shortest circulation in the body and is responsible for supplying the heart with the nutrients it needs to function effectively.
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Aspergillus aortitis & aortic valve endocarditis after coronary surgery.

Nicholas S Clarke1, Aditya Sengupta2, Amanda Miller3

  • 1Division of Cardiothoracic Surgery, University of Texas Southwestern Medical Center, Dallas, Texas.

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A rare case of Aspergillus aortitis and aortic valve endocarditis occurred post-coronary artery bypass surgery, causing severe leg ischemia. Complex surgical interventions were required to manage this devastating fungal infection.

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Area of Science:

  • Cardiovascular Surgery
  • Infectious Diseases
  • Mycology

Background:

  • Coronary artery bypass surgery (CABS) can rarely lead to postoperative complications.
  • Fungal infections, particularly Aspergillus species, pose a significant threat in immunocompromised patients or those with prosthetic materials.
  • Aortitis and endocarditis are serious conditions affecting the aorta and heart valves, respectively.

Observation:

  • A patient developed Aspergillus aortitis and aortic valve endocarditis following CABS.
  • The infection led to recurrent embolic events causing bilateral lower extremity ischemia.
  • This necessitated aggressive surgical management, including multiple embolectomies and complex aortic reconstruction.

Findings:

  • Aspergillus aortitis and endocarditis present a diagnostic and therapeutic challenge.
  • Aggressive surgical debridement and reconstruction (e.g., modified Bentall technique, hemiarch replacement) are crucial for managing extensive aortic involvement.
  • Early recognition and intervention are vital to prevent devastating embolic complications.

Implications:

  • This case underscores the importance of considering rare fungal infections in patients with prosthetic material and new-onset ischemia after cardiac surgery.
  • Advanced surgical techniques are essential for managing complex aortic infections.
  • Further research into preventative strategies and optimized treatment protocols for fungal aortitis is warranted.