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Related Concept Videos

Endocarditis I: Introduction01:25

Endocarditis I: Introduction

894
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...
894
Endocarditis II: Clinical Features of Infective Endocarditis01:25

Endocarditis II: Clinical Features of Infective Endocarditis

953
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...
953
Endocarditis III: Medical Management01:18

Endocarditis III: Medical Management

390
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...
390
Endocarditis IV: Nursing Management01:29

Endocarditis IV: Nursing Management

639
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...
639
Myocarditis I: Introduction01:21

Myocarditis I: Introduction

647
Myocarditis is inflammation of the myocardium, which is the muscular layer of the heart.EtiologyMyocarditis has a diverse etiology, including a wide range of infectious and non-infectious causes:Infectious CausesViral: Common viruses include Coxsackie A and B, adenovirus, parvovirus B19, enteroviruses, and influenza A.Bacterial: Examples include infections caused by Streptococcus, Staphylococcus, and Mycoplasma species.Rickettsial: Infections like Rocky Mountain spotted fever can result in...
647
Myocarditis II: Clinical Features and Diagnostic Tests01:27

Myocarditis II: Clinical Features and Diagnostic Tests

497
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...
497

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Experimental Endocarditis Model of Methicillin Resistant Staphylococcus aureus MRSA in Rat
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Cat Scratch Endocarditis.

Jacopo De Cristofaro1, Stefania Sacchi1, Luca Baldetti1

  • 1Cardiac Intensive Care Unit, San Raffaele University Hospital, Milan, Italy.

JACC. Case Reports
|February 16, 2024
PubMed
Summary
This summary is machine-generated.

Subacute Bartonella henselae infection caused blood culture-negative endocarditis, leading to severe cerebral ischemia from septic emboli. Diagnosis relied on serology, highlighting a rare presentation of cat scratch disease.

Keywords:
B. henselaeblood culture-negative infective endocarditisneurologic impairment

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Area of Science:

  • Infectious Diseases
  • Neurology
  • Cardiology

Background:

  • Infective endocarditis typically presents with fever and heart murmurs.
  • Blood cultures are crucial for diagnosing infective endocarditis.
  • Cerebral ischemia can be a complication of infective endocarditis.

Observation:

  • A case of blood culture-negative infective endocarditis on a native valve was observed.
  • The patient's primary symptoms were extensive cerebral ischemia.
  • Multiple systemic septic cardioembolic events were identified as the cause of ischemia.

Findings:

  • The infective endocarditis was attributed to subacute Bartonella henselae infection.
  • The presumed transmission route was cat scratch.
  • Positive serologic findings confirmed Bartonella henselae infection.

Implications:

  • This case highlights a rare presentation of Bartonella henselae infection.
  • It underscores the importance of considering non-bacterial causes of infective endocarditis.
  • Neurological complications can be the sole manifestation of this condition.