All
 C18 Nutritional and Metabolic Diseases D009750 +
 C18.452 Metabolic Diseases D008659 +
 C18.452.100 Brain Diseases, Metabolic D001928 +
 C18.452.100.100 Brain Diseases, Metabolic, Inborn D020739 +
 C18.452.100.100.435 Lysosomal Storage Diseases, Nervous System D020140 +
 C18.452.100.100.435.825 Sphingolipidoses D013106 +
 C18.452.100.100.435.825.300 Gangliosidoses D005733 +
 C18.452.100.100.435.825.300.300 Gangliosidoses GM2 D020143 +
 C18.452.100.100.435.825.300.300.840 Tay-Sachs Disease D013661