We report on a new allele at the arylsulfatase A ( ARSA ) locus causing late-onset metachromatic leukodystrophy ( MLD ) .
O O O O O O O O B-GeneOrGeneProduct I-GeneOrGeneProduct O B-GeneOrGeneProduct O O O O B-DiseaseOrPhenotypicFeature I-DiseaseOrPhenotypicFeature O B-DiseaseOrPhenotypicFeature O O