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Related Concept Videos

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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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 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 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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Phase-lead and Phase-lag Controllers01:22

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Understanding the working function of different types of controllers can be illustrated with practical analogies, such as adjusting a stereo's volume equalizer. Cranking up the bass involves a phase-lead controller, which functions as a high-pass filter, while increasing the treble uses a phase-lag controller, which acts as a low-pass filter. PD controllers, similar to high-pass filters, enhance the system's response to high-frequency components. PI controllers, akin to low-pass...
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Time and frequency -Domain Interpretation of Phase-lead Control01:24

Time and frequency -Domain Interpretation of Phase-lead Control

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Phase-lead controllers are commonly used in various control systems to enhance response speed and stability. Adjusting the brightness on a television screen offers a practical example of phase-lead control. When contrast is enhanced, a phase-lead controller is employed. Mathematically, phase-lead control is identified when the first parameter is smaller than the second.
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Related Experiment Video

Updated: Jan 25, 2026

Isolating and Imaging Live, Intact Pacemaker Regions of Mouse Renal Pelvis by Vibratome Sectioning
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Pacemaker lead endocarditis due to Brucellosis.

Fahad M Al-Majid1

  • 1Department of Medicine, King Khalid University Hospital, PO Box 2925, Riyadh 11461, Kingdom of Saudi Arabia. falmajid@gmail.com

Saudi Medical Journal
|April 13, 2010
PubMed
Summary
This summary is machine-generated.

Brucellosis infection of medical implants is rare. This study details the first case of relapsing Brucellosis from intracardiac lead endocarditis, successfully treated by lead removal and antibiotics.

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Area of Science:

  • Infectious Diseases
  • Cardiology
  • Medical Device Infections

Background:

  • Brucellosis is a zoonotic infection that can rarely affect prosthetic devices.
  • Previous reports documented pacemaker and implantable cardioverter-defibrillator infections in six patients.
  • Intracardiac lead endocarditis is an uncommon but serious complication.

Observation:

  • A patient presented with relapsing Brucellosis.
  • The infection was attributed to endocarditis involving intracardiac leads of a cardiac device.
  • Standard antimicrobial therapy alone was insufficient for resolution.

Findings:

  • This is the first reported case of relapsing Brucellosis caused by intracardiac lead endocarditis.
  • Complete resolution was achieved only after surgical removal of the infected intracardiac leads.
  • Appropriate antimicrobial therapy in conjunction with lead removal was crucial for treatment success.

Implications:

  • Highlights the importance of considering Brucellosis in prosthetic device infections, especially in endemic areas.
  • Emphasizes that intracardiac lead endocarditis due to Brucellosis may require device explantation.
  • Suggests a multidisciplinary approach involving infectious disease specialists and cardiac surgeons for optimal management.