8D87.0ICD-11 MMS 2026-01
Multiple system atrophy
Description
Multiple system atrophy (MSA) is a rare neurodegenerative disorder characterised by varied combinations of parkinsonian, cerebellar, autonomic (erectile dysfunction, bladder dysfunction, orthostatic hypotension) and pyramidal features. The disease belongs to the group of alpha-synucleinopathies, a group of diseases characterised by aggregation of alpha-synuclein in affected brain regions. There are two different types: MSA-P (with parkinsonism) and MSA-C (with cerebellar dysfunction).
Exclusions from above levels
05– Endocrine, nutritional or metabolic diseases18– Complications of pregnancy, childbirth and the puerperium19– Certain conditions originating in the perinatal period
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22– Injury, poisoning or certain other consequences of external causes
Child codes
Sibling codes
8D87.Y– Other specified autonomic nervous system disorder due to specified neurodegenerative disorder
Foundation entity
Multiple system atrophy – http://id.who.int/icd/entity/1890931931
Part of: 8D87: Autonomic nervous system disorder due to certain specified neurodegenerative disorder › 08: Diseases of the nervous system