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Related Concept Videos

Pericarditis I: Introduction01:22

Pericarditis I: Introduction

352
Pericarditis is defined as the inflammation of the pericardium, the thin, sac-like membrane surrounding the heart. This condition can cause significant chest pain and other symptoms, often necessitating medical intervention. The pericardium has two layers: the inner visceral layer and the outer parietal layer, separated by a small amount of fluid that reduces friction during heartbeats.Types of PericarditisPericarditis can be classified into several types based on the duration and nature of the...
352
Pericarditis IV: Nursing Management01:25

Pericarditis IV: Nursing Management

333
Pericarditis, an inflammation of the pericardium, necessitates diligent nursing management to ensure effective patient care and recovery. The initial step in managing pericarditis is a comprehensive patient medical assessment.The patient reports chest pain aggravated by breathing, coughing, and swallowing, which worsens when lying supine. The pain often improves when sitting up and leaning forward. Additional symptoms may include fever, malaise, and, in severe cases, signs of heart failure.
333
Pericarditis III: Medical Management01:17

Pericarditis III: Medical Management

319
The primary objectives of managing pericarditis are to determine the underlying cause, provide effective therapy for treatment and symptom relief, and promptly detect signs and symptoms of cardiac tamponade. The following outlines the essential aspects of medical management for pericarditis:ObjectivesDetermine the Cause: Identifying the underlying cause of pericarditis is crucial for targeted treatment. Causes include viral infections, autoimmune diseases, post-cardiac injury syndrome, and...
319
Pericarditis II: Clinical Features and Diagnostic Tests01:19

Pericarditis II: Clinical Features and Diagnostic Tests

293
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...
293
Resistivity01:22

Resistivity

4.4K
When a voltage is applied to a conductor, an electrical field is generated, and charges in the conductor feel the force due to the electrical field. The current density that results depends on the electrical field and the properties of the material. In some materials, including metals at a given temperature, the current density is approximately proportional to the electrical field. In these cases, the current density can be modeled as:
4.4K
Resistance01:19

Resistance

5.7K
When a current moves through any conductor, the conductor causes some level of difficulty for the current to flow. The measure of that difficulty is known as the resistance of the material and is represented by R. Every material has its own resistance. In the case of conductors, heat is emitted whenever a current passes through them. Resistance depends on the resistivity of the material. Resistivity is a characteristic of the material used to fabricate electrical components, whereas the...
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Subcutaneous Infection of Methicillin Resistant Staphylococcus Aureus MRSA
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Methicillin-resistant Staphylococcus aureus pericarditis causing cardiac tamponade.

Maedeh Ganji1, Jose Ruiz1, William Kogler2

  • 1University of Florida-COM, Division of Cardiology, Jacksonville, FL, USA.

Idcases
|August 28, 2019
PubMed
Summary

Community-acquired methicillin-resistant Staphylococcus aureus (MRSA) can cause severe infections. This case highlights a rare instance of MRSA-induced purulent pericarditis, emphasizing the need for vigilance in diagnosing such life-threatening conditions.

Keywords:
Cardiac tamponadeMRSAMethicillin-resistant Staphylococcus aureusPericarditis

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Development and Assessment of Intracellular Infection Models for Staphylococcus aureus
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Area of Science:

  • Infectious Diseases
  • Cardiology
  • Internal Medicine

Background:

  • Community-acquired methicillin-resistant Staphylococcus aureus (MRSA) infections are a growing concern.
  • Purulent pericarditis is a rare but serious cardiac emergency.
  • Previous reports of MRSA-related purulent pericarditis are extremely limited.

Observation:

  • A 66-year-old female presented with dyspnea, pleuritic chest pain, and chills.
  • The patient had a preceding influenza A infection.
  • Physical examination revealed muffled heart sounds and jugular venous distention.

Findings:

  • Electrocardiogram showed diffuse ST segment elevations and PR segment depressions.
  • Echocardiogram revealed a large pericardial effusion impairing right ventricular filling.
  • Pericardial fluid cultures confirmed MRSA infection.

Implications:

  • This case underscores the potential for MRSA to cause severe cardiac complications like purulent pericarditis.
  • Prompt diagnosis and treatment with antibiotics (e.g., vancomycin) and supportive care are crucial for patient outcomes.
  • The rarity of this condition, even in the antimicrobial era, highlights the importance of considering unusual pathogens in refractory pericarditis.