%0 Journal Article %T Gangliosidosis gml juvenil como causa de regresi¨®n en el neurodesarrollo: reporte de caso %A Ortiz %A Blair %A Gonz¨˘lez %A Claudia %A Espinosa %A Eugenia %A Guevara %A Johana %A Echeverri %A Olga Yanet %A Barrera %A Luis %J Acta Neurol¨®gica Colombiana %D 2012 %I Scientific Electronic Library Online %X gangliosidosis gm1 is due a deficiency of lysosomal acid beta-galactosidase which gives sphingolipids (gm1) accumulation. it has systemic compromise, mainly neurologic disease and organomegaly. here, we report a 5-years old child with a juvenile presentation or type ii, which is characterized by regression of neurodevelopment and progression to neurodegeneration. based in his laboratory, neuroimaging and low enzymatic activity of beta-galactosidase a diagnosis of gangliosidoses gm1 was made. %K gangliosidosis %K gm1 %K growth disorders %K epilepsy %K leukoencephalopathies %K lisosomal storage disease. %U http://www.scielo.org.co/scielo.php?script=sci_abstract&pid=S0120-87482012000100005&lng=en&nrm=iso&tlng=en