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Autoimmune Disorders

Autoimmune Disorders

Autoimmune diseases are a group of disorders in which the body's immune system mistakenly attacks its own cells, tissues, and organs. This results from an overactive immune response against substances and tissues normally present in the body. Let's delve into the concept and mechanism of autoimmune diseases from an immune system point of view, explore different causes and examples of such diseases, and discuss potential solutions.
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Encephalitis: intersections between infections and autoimmunity.

Arun Venkatesan¹

¹Department of Neurology, Johns Hopkins Encephalitis Center, Johns Hopkin School of Medicine, Johns Hopkins Hospital, 600 N. Wolfe St., Meyer 6-113, Baltimore, MD 21212, USA.

Clinical Microbiology and Infection : the Official Publication of the European Society of Clinical Microbiology and Infectious Diseases

|November 24, 2024

Summary

This summary is machine-generated.

Encephalitis can stem from infections or autoimmune causes, presenting similar symptoms that challenge diagnosis. Understanding overlaps and distinctions is key for effective treatment strategies for both infectious and autoimmune encephalitis.

Keywords:

Corticosteroids Herpes simplex Intensive care Molecular mimicry NMDAR Pathogenesis

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Area of Science:

Neurology
Immunology
Infectious Diseases

Background:

Encephalitis is a severe neurological condition with significant morbidity.
Traditionally linked to infections, autoimmune causes of encephalitis, particularly those involving anti-neuronal antibodies, are increasingly recognized.
Clinical presentation and pathophysiology often overlap between infectious and autoimmune encephalitis, complicating diagnosis.

Purpose of the Study:

To review the commonalities and distinctions in clinical features, pathophysiology, and management of infectious and autoimmune encephalitis.
To highlight diagnostic challenges arising from overlapping symptoms and mechanisms.
To explore current and future treatment strategies for both types of encephalitis.

Main Methods:

Systematic review of research articles and reviews on encephalitis epidemiology and clinical features.
Analysis of management practices, preclinical data, and clinical trials.
Focus on studies detailing overlapping and distinguishing aspects of infectious and autoimmune encephalitis.

Main Results:

Significant clinical overlap exists between infectious and autoimmune encephalitis, potentially confounding diagnosis.
Pathophysiological links are evident, such as autoimmune encephalitis developing after herpes simplex encephalitis.
Management strategies require careful consideration of both infectious and autoimmune etiologies.

Conclusions:

Despite advances, diagnosing encephalitis remains difficult due to overlapping clinical and pathophysiological features.
Further large-scale multicenter clinical trials are essential to evaluate treatments targeting inflammation.
Effective treatments may benefit patients with both infectious and autoimmune encephalitis.