The Neuropathology of Autoimmune Ataxias

Autoimmune-mediated ataxia has been associated with paraneoplastic disease, gluten enteropathy, Hashimoto thyroiditis as well as autoimmune disorders without a known associated disease. There have been relatively few reports describing the neuropathology of these conditions. This review is an attemp...

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Main Author: H. Brent Clark
Format: Article
Language:English
Published: MDPI AG 2022-02-01
Series:Brain Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3425/12/2/257
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author H. Brent Clark
author_facet H. Brent Clark
author_sort H. Brent Clark
collection DOAJ
description Autoimmune-mediated ataxia has been associated with paraneoplastic disease, gluten enteropathy, Hashimoto thyroiditis as well as autoimmune disorders without a known associated disease. There have been relatively few reports describing the neuropathology of these conditions. This review is an attempt to consolidate those reports and determine the ways in which autoimmune ataxias can be neuropathologically differentiated from hereditary or other sporadic ataxias. In most instances, particularly in paraneoplastic forms, the presence of inflammatory infiltrates is a strong indicator of autoimmune disease, but it was not a consistent finding in all reported cases. Therefore, clinical and laboratory findings are important for assessing an autoimmune mechanism. Such factors as rapid rate of clinical progression, presence of known autoantibodies or the presence of a malignant neoplasm or other autoimmune disease processes need to be considered, particularly in cases where inflammatory changes are minimal or absent and the pathology is largely confined to the cerebellum and its connections, where the disease can mimic hereditary or other sporadic ataxias.
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spelling doaj.art-c0e3ca314cd3471695d3ada29e2aebb42023-11-23T19:04:02ZengMDPI AGBrain Sciences2076-34252022-02-0112225710.3390/brainsci12020257The Neuropathology of Autoimmune AtaxiasH. Brent Clark0Department of Laboratory Medicine and Pathology, University of Minnesota Medical School, MMC 76, 420 Delaware St. SE, Minneapolis, MN 55455, USAAutoimmune-mediated ataxia has been associated with paraneoplastic disease, gluten enteropathy, Hashimoto thyroiditis as well as autoimmune disorders without a known associated disease. There have been relatively few reports describing the neuropathology of these conditions. This review is an attempt to consolidate those reports and determine the ways in which autoimmune ataxias can be neuropathologically differentiated from hereditary or other sporadic ataxias. In most instances, particularly in paraneoplastic forms, the presence of inflammatory infiltrates is a strong indicator of autoimmune disease, but it was not a consistent finding in all reported cases. Therefore, clinical and laboratory findings are important for assessing an autoimmune mechanism. Such factors as rapid rate of clinical progression, presence of known autoantibodies or the presence of a malignant neoplasm or other autoimmune disease processes need to be considered, particularly in cases where inflammatory changes are minimal or absent and the pathology is largely confined to the cerebellum and its connections, where the disease can mimic hereditary or other sporadic ataxias.https://www.mdpi.com/2076-3425/12/2/257cerebellar degenerationparaneoplasticglutenHashimoto
spellingShingle H. Brent Clark
The Neuropathology of Autoimmune Ataxias
Brain Sciences
cerebellar degeneration
paraneoplastic
gluten
Hashimoto
title The Neuropathology of Autoimmune Ataxias
title_full The Neuropathology of Autoimmune Ataxias
title_fullStr The Neuropathology of Autoimmune Ataxias
title_full_unstemmed The Neuropathology of Autoimmune Ataxias
title_short The Neuropathology of Autoimmune Ataxias
title_sort neuropathology of autoimmune ataxias
topic cerebellar degeneration
paraneoplastic
gluten
Hashimoto
url https://www.mdpi.com/2076-3425/12/2/257
work_keys_str_mv AT hbrentclark theneuropathologyofautoimmuneataxias
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