ICD-11 definition : GM1 gangliosidosis is a rare lysosomal storage disorder characterized biochemically
by deficient beta-galactosidase activity and clinically by a wide range of variable
neurovisceral, ophthalmological and dysmorphic features.;
GM1 gangliosidosis is a rare lysosomal storage disorder characterized biochemically
by deficient beta-galactosidase activity and clinically by a wide range of variable
neurovisceral, ophthalmological and dysmorphic features.