Strümpell-Marie disease /strim″pəl märē″/ [Ernst A. von Strümpell, German neurologist, 1853–1925; Pierre Marie, French neurologist, 1853–1940; L, dis; Fr, aise, ease] , ankylosing spondylitis. Also called Marie-Strümpell arthritis, Marie-Strümpell disease, rheumatoid spondylitis, spondylitis ankylopoietica.