Progressive multiple sclerosis June 26, 2014 Overview Show transcript Overview Claudia Lucchinetti, M.D., professor of neurology, Mayo Clinic, discusses Progressive Multiple Sclerosis: Pathogenic & Clinical Implications, introduced by Carmen M. Terzic, M.D., Ph.D., chair of Physical Medicine and Rehabilitation. Receive Mayo Clinic news in your inbox. Sign up Related ContentArticleLaboratory study sheds light on pathogenesis of MS progressionArticleMcArdle sign can provide reliable clinical detection of MS VID-20433469 Medical Professionals Progressive Multiple Sclerosis