Tumefactive demyelination and a malignant course in an MS patient during and following fingolimod therapy. Hellmann MA, Lev N, Lotan I, Mosberg-Galili R, Inbar E, Luckman J, Fichman-Horn S, Yakimov M, Steiner I J Neurol Sci. 2014 Jun 17. PMID: 25001515. Abstract CommentRecommendBookmarkWatch