multiple sclerosis Marburg acute multiple sclerosis https://github.com/monarch-initiative/mondo/issues/6752 https://www.malacards.org/card/marburg_acute_multiple_sclerosis Orphanet:228157 Marburg acute multiple sclerosis is a rare variant of multiple sclerosis characterized by a rapidly progressive, aggressive form of multiple sclerosis with numerous large multifocal demyelinating lesions in deep white matter on cerebral MRI that usually leads to severe disability or death within weeks to months without remission. A relapsing form of multiple sclerosis is observed in surviving patients. acute multiple sclerosis, Marburg type SCTID:766246000 GARD:0020572 icd11.foundation:113448281 UMLS:C4707723 MEDGEN:1641985 acute multiple sclerosis, Marburg variant MONDO:0016429 acute disease