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Pericarditis I: Introduction01:22

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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...
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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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Myocarditis: Comprehensive Medical ManagementMyocarditis, the heart muscle inflammation, requires a comprehensive medical management strategy that addresses the underlying cause, provides supportive care, manages symptoms, and reduces cardiac workload.Infections and Autoimmune CausesAdminister appropriate antimicrobial therapy when an infectious agent causes myocarditis. For instance, penicillin treats infections caused by Group A Streptococcus. In cases where autoimmune processes are...
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Rheumatic Heart Disease I: Introduction01:23

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Rheumatic heart disease or RHD is a chronic condition that results from rheumatic fever, causing permanent damage to the heart valves.Etiology and Risk FactorsIt primarily arises from rheumatic fever, an inflammatory disease that can develop after untreated or inadequately treated group A streptococcal (GAS) pharyngitis. Streptococcus spreads through direct contact with oral or respiratory secretions. While the bacteria are the causative agents, factors like malnutrition, overcrowding, poor...
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Author Spotlight: Isolation and Culture of Primary Synovial Macrophages and Fibroblasts from Murine Arthritis Tissue
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Inflammatory Arthritis Post Covid-19 Infection.

M Deeb1,2, P B Moloney1,2, G McCarthy3

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Summary
This summary is machine-generated.

A COVID-19 infection may trigger late-onset rheumatoid arthritis in older adults. Early treatment with anti-inflammatory drugs and methotrexate improved symptoms.

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Area of Science:

  • Rheumatology
  • Infectious Diseases
  • Immunology

Background:

  • Rheumatoid arthritis (RA) is a chronic autoimmune disease.
  • Late-onset RA (LORA) typically presents after age 60.
  • The role of viral infections in RA pathogenesis is under investigation.

Observation:

  • A 63-year-old man presented with polyarthritis two months after recovering from COVID-19.
  • Clinical presentation included joint pain and swelling.
  • Symptoms emerged following a confirmed SARS-CoV-2 infection.

Findings:

  • Diagnosis of RA was confirmed by elevated inflammatory markers, positive rheumatoid factor (RF), and anti-cyclic citrullinated peptide (anti-CCP) antibodies.
  • The patient's symptoms showed significant improvement with a treatment regimen including naproxen, corticosteroids, and methotrexate.
  • This case suggests a potential link between COVID-19 and the development of RA.

Implications:

  • COVID-19 may act as a trigger or unmasking agent for late-onset rheumatoid arthritis.
  • Further research is warranted to explore the potential pathogenetic mechanisms linking SARS-CoV-2 infection to RA.
  • This case highlights the importance of considering autoimmune conditions post-viral infections.