Fulminant MS is the most malignant form of MS which usually leads to death with in a few weeks.
Fulminant MS can be accompanied by optic neuritis (ON); however a long interval between ON and the fulminant phase has not been reported.
This is a case report of 30-year-old woman with a history of ON that occurred 1 year ago; who tragically developed rapid deterioration in her MS. She went into to a unresponsive or vegetative state followed by a seizure. All investigations were compatible with a diagnosis of MS.
"We don't usually present case reports on this blog, however, this case illustrates that MS can be very severe."