Recurrent hyperCKemia with normal muscle biopsy in a pediatric patient with neuromyelitis optica. Di Filippo M, Franciotta D, Massa R, Di Gregorio M, Zardini E, Gastaldi M, Terracciano C, Rastelli E, Gaetani L, Iannone A, et al. Neurology. 2012 Sep 11; 79(11):1182-4. Epub 2012 Aug 29. PMID: 22933739. Abstract CommentRecommendBookmarkWatch