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An Immunohistopathologic Study to Profile the Folate Receptor Beta Macrophage and Vascular Immune Microenvironment in Giant Cell Arteritis
Published on: February 8, 2019
Aicardi-Goutieres syndrome
S Orcesi1, R La Piana, E Fazzi
1Department of Child Neurology and Psychiatry, IRCCS C. Mondino Institute of Neurology Foundation, Pavia, Italy. simona.orcesi@mondino.it
British Medical Bulletin
|January 9, 2009
Summary
Aicardi-Goutières syndrome (AGS) is a genetic disorder causing neurological and skin issues due to immune system overactivation. Research is ongoing to understand its mechanisms and develop treatments.
Area of Science:
- Genetics and Immunology
- Neuroscience
- Dermatology
Background:
- Aicardi-Goutières syndrome (AGS) is an inherited encephalopathy with neurological symptoms like microcephaly and cerebral calcifications.
- Extraneurological manifestations include chilblain-like skin lesions.
Purpose of the Study:
- To review current literature and knowledge on Aicardi-Goutières syndrome.
- To identify areas of agreement and controversy in AGS understanding.
- To highlight future research directions.
Main Methods:
- Literature search of published papers on AGS from 1984 onwards.
- Incorporation of expert knowledge from the International Aicardi-Goutières Syndrome Association (IAGSA).
Main Results:
- AGS can be misdiagnosed as congenital infections; key signs like elevated interferon-alpha (INF-alpha) levels and calcifications vary with disease stage.
- Mutations in four known genes, involved in DNA damage response, can cause AGS, suggesting a defect triggering an innate immune response.
- The exact triggers and natural history of AGS remain unclear, with limited evidence for immunosuppressive therapy effectiveness.
Conclusions:
- Further research is needed to elucidate the molecular pathogenesis of AGS and the pathways of immune system activation by nucleic acids.
- Understanding these mechanisms may lead to the development of targeted therapeutic strategies for AGS.
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