Medical Definition of MULTIPLE SYSTEM ATROPHY (original) (raw)

: any of several progressive neurodegenerative diseases that are of unknown cause, have an onset usually during middle age and are characterized by a combination of symptoms (as orthostatic hypotension, urinary incontinence, rigidity, and loss of balance) indicative of autonomic dysfunction, parkinsonism, and cerebellar ataxia —abbreviation MSA see shy-drager syndrome

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“Multiple system atrophy.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/multiple%20system%20atrophy. Accessed 29 Sep. 2024.

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Merriam-Webster unabridged