Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Myocarditis I: Introduction01:21

Myocarditis I: Introduction

285
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...
285
Myocarditis II: Clinical Features and Diagnostic Tests01:27

Myocarditis II: Clinical Features and Diagnostic Tests

195
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...
195
Myocarditis III: Medical Management01:14

Myocarditis III: Medical Management

124
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...
124
Myasthenia Gravis: Overview and Treatment01:20

Myasthenia Gravis: Overview and Treatment

2.6K
Myasthenia gravis is a neuromuscular transmission disorder characterized by weakness and increased fatigability of skeletal muscles. It is an autoimmune disease affecting approximately one in 2000 people, where antibodies against the α1 subunit of nicotinic acetylcholine receptors are produced.
These antibodies interfere with the function of the nicotinic receptors in three ways: by binding to the receptor and disrupting acetylcholine binding; by causing cross-linking of receptors which...
2.6K
Disorders of the Skeletal Muscle01:28

Disorders of the Skeletal Muscle

1.6K
The clinical conditions affecting the skeletal muscle tissue are broadly categorized as musculoskeletal and neuromuscular disorders.
Musculoskeletal disorders
Musculoskeletal disorders involve injuries and conditions affecting the skeletal muscles and associated connective tissues. These disorders can arise from acute biomechanical stresses or chronic overuse and can occur across different age groups. Common injuries include sprains, fractures, and muscular strains, often resulting from...
1.6K
Myasthenia Gravis: Diagnostic Tests01:15

Myasthenia Gravis: Diagnostic Tests

1.8K
Myasthenia gravis is an autoimmune condition affecting neuromuscular transmission, causing generalized weakness in skeletal muscles. Initial diagnoses rely on patients' signs, symptoms, and medical history. The challenge lies in distinguishing myasthenia from other muscular dystrophies. An important diagnostic feature is the significant improvement of symptoms after administering anticholinesterase inhibitors.
The edrophonium test is a diagnostic tool for myasthenia gravis. It involves...
1.8K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Recommendations for Improving the Modeling of Wintering Waterbird Population Sizes and Trends.

Ecology and evolution·2026
Same author

Presence of fetal intervillous cells in a case of chronic placental inflammation.

Journal of reproductive immunology·2025
Same author

Outcomes in allogeneic hematopoietic stem cell transplantation for Fanconi anemia.

Bone marrow transplantation·2025
Same author

Post-transplant relapse in pediatric acute lymphoblastic leukemia in the era of CAR-T cell therapy. A multicenter analysis of Grupo Español de Trasplante Hematopoyetico y Terapia Celular (GETH-TC) Pediatric Committee.

Cytotherapy·2024
Same author

[Complement inhibitors: A global point of view].

La Revue de medecine interne·2022
Same author

[Multiple lesions on a PET-scan].

La Revue de medecine interne·2021
Same journal

[Abdominal pain, fever and arthralgia in a 49-year-old woman].

La Revue de medecine interne·2026
Same journal

[Cardiorespiratory functional disorders: A transnosologic approach].

La Revue de medecine interne·2026
Same journal

[Diagnostic evaluation for suspected polycythemia].

La Revue de medecine interne·2026
Same journal

Heart involvements in systemic sclerosis beyond pulmonary hypertension: From conduction, rhythm and function defects to coronary artery disease.

La Revue de medecine interne·2026
Same journal

[Acute intermittent porphyria: When diagnostic errance jeopardizes patient health].

La Revue de medecine interne·2026
Same journal

Autosomal dominant polycystic kidney disease: Current perspectives in 2026.

La Revue de medecine interne·2026
See all related articles

Related Experiment Video

Updated: Dec 27, 2025

Detection of Anti-MDA5 Autoantibodies Using HeLa Cells and Immunocytochemistry with Light Microscopy
10:55

Detection of Anti-MDA5 Autoantibodies Using HeLa Cells and Immunocytochemistry with Light Microscopy

Published on: October 31, 2025

586

[Infectious myositis].

B Molina1, A Pogossian1, C De Moreuil2

  • 1Service de médecine interne, vasculaire et pneumologie, hôpital de la Cavale Blanche, CHRU de Brest, boulevard Tanguy-Prigent, 29609 Brest cedex, France.

La Revue De Medecine Interne
|March 2, 2020
PubMed
Summary
This summary is machine-generated.

Infectious myositis, a rare condition, presents with muscle pain and weakness. Diagnosis and treatment depend on identifying the specific pathogen, such as bacteria, viruses, or fungi.

Keywords:
Biopsie musculaireDiagnosisDiagnosticInfectious myositisMuscle biopsyMyosite infectieuse

More Related Videos

Author Spotlight: Advanced Integrated Model for Sepsis-Induced Myopathy and Single-Cell Metabolic Analysis
04:01

Author Spotlight: Advanced Integrated Model for Sepsis-Induced Myopathy and Single-Cell Metabolic Analysis

Published on: June 14, 2024

1.3K
Immunolabelling Myofiber Degeneration in Muscle Biopsies
06:37

Immunolabelling Myofiber Degeneration in Muscle Biopsies

Published on: December 5, 2019

9.4K

Related Experiment Videos

Last Updated: Dec 27, 2025

Detection of Anti-MDA5 Autoantibodies Using HeLa Cells and Immunocytochemistry with Light Microscopy
10:55

Detection of Anti-MDA5 Autoantibodies Using HeLa Cells and Immunocytochemistry with Light Microscopy

Published on: October 31, 2025

586
Author Spotlight: Advanced Integrated Model for Sepsis-Induced Myopathy and Single-Cell Metabolic Analysis
04:01

Author Spotlight: Advanced Integrated Model for Sepsis-Induced Myopathy and Single-Cell Metabolic Analysis

Published on: June 14, 2024

1.3K
Immunolabelling Myofiber Degeneration in Muscle Biopsies
06:37

Immunolabelling Myofiber Degeneration in Muscle Biopsies

Published on: December 5, 2019

9.4K

Area of Science:

  • Infectious Diseases
  • Rheumatology
  • Pathology

Background:

  • Infectious myositis is a rare inflammatory muscle condition.
  • It can stem from bacterial, viral, parasitic, or fungal infections.
  • Muscle pain and weakness are hallmark symptoms across all etiologies.

Purpose of the Study:

  • To outline the diagnostic approaches for infectious myositis.
  • To detail the clinical presentations associated with different causative agents.
  • To summarize treatment strategies based on pathogen identification.

Main Methods:

  • Clinical presentation analysis (fever, flu-like symptoms, eosinophilia, immunocompromise).
  • Laboratory investigations including blood cultures, serology, and pathogen-specific tests.
  • Diagnostic imaging (CT, MRI) to identify affected muscles.
  • Skeletal muscle biopsy for etiological confirmation.

Main Results:

  • Bacterial myositis often presents with fever and malaise.
  • Viral myositis may manifest with diffuse muscle pain and flu-like symptoms.
  • Parasitic causes can be indicated by eosinophilia and travel history; fungal infections suggest immunocompromise.
  • Rhabdomyolysis, leukocytosis, and elevated C-reactive protein are common findings.
  • Imaging aids in localizing muscle involvement.

Conclusions:

  • Infectious myositis diagnosis relies on clinical suspicion, laboratory tests, and imaging.
  • Prompt identification of the causative organism is crucial for effective treatment.
  • Bacterial myositis frequently requires surgical or image-guided drainage.