Tremor-nystagmus-duodenal ulcer syndrome

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Synonyms: Neuhauser-Daly-Magnelli syndrome

Tremor-nystagmus-duodenal ulcer syndrome is a rare hyperkinetic movement disorder characterized by mild to severe progressive essential tremor nystagmus (principally horizontal) duodenal ulceration and a narcolepsy-like sleep disturbance. Refractive errors and cerebellar signs such as gait ataxia and adiadochokinesia may be associated. There have been no further descriptions in the literature since 1976.

Data from Orphanet are used to provide information on a disease's name, synonym(s), and overview. Reference: Access aggregated data from Orphanet at Orphadata. Orphadata: Free access data from Orphanet. © INSERM 1999. Available on http://www.orphadata.org. Data version July 2024

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Advocacy Organizations

Project CASK

VISION Project CASK believes in a world free of the life limitations and debilitating effects of CASK gene disorders. ​MISSION To accelerate breakthroughs in research to develop treatments and a cure for CASK gene disorders. ​VALUES Collaboration. Transparency. Urgency.

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Clinical Trials

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