This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
All of the following are features of Devic's syndrome (neuromyelitis optica), except? 
Select and explain. 
A. Separate attacks of acute optic neuritis and myelitis, B. Optic neuritis is either unilateral or bilateral, C. Brain MRI is typically normal, D. It has a fulminant demyelinating process and progress to death in 1-2 year
D: It has a fulminant demyelinating process and progress to death in 1-2 year
Answer: D: It has a fulminant demyelinating process and progress to death in 1-2 year 
Explanation: Devic's disease is a variant of multiple sclerosis. Fulminant demyelinating process is seen with another variant called Marburg's variant.