All
 C18 Nutritional and Metabolic Diseases D009750 +
 C18.452 Metabolic Diseases D008659 +
 C18.452.648 Metabolism, Inborn Errors D008661 +
 C18.452.648.151 Brain Diseases, Metabolic, Inborn D020739 +
 C18.452.648.151.050 Abetalipoproteinemia D000012 
 C18.452.648.151.300 Fucosidosis D005645 
 C18.452.648.151.320 Galactosemias D005693 
 C18.452.648.151.330 Glycogen Storage Disease Type II D006009 
 C18.452.648.151.355 Hartnup Disease D006250 
 C18.452.648.151.360 Hepatolenticular Degeneration D006527 
 C18.452.648.151.365 Homocystinuria D006712 
 C18.452.648.151.450 Menkes Kinky Hair Syndrome D007706 
 C18.452.648.151.412 Leigh Disease D007888 
 C18.452.648.151.425 Lesch-Nyhan Syndrome D007926 
 C18.452.648.151.445 Maple Syrup Urine Disease D008375 
 C18.452.648.151.580 Mucolipidoses D009081 
 C18.452.648.151.640 Oculocerebrorenal Syndrome D009800 
 C18.452.648.151.687 Phenylketonurias D010661 +
 C18.452.648.151.825 Sphingolipidoses D013106 +
 C18.452.648.151.725 Pyruvate Carboxylase Deficiency Disease D015324 
 C18.452.648.151.750 Pyruvate Dehydrogenase Complex Deficiency Disease D015325 
 C18.452.648.151.447 MELAS Syndrome D017241 
 C18.452.648.151.505 MERRF Syndrome D017243 
 C18.452.648.151.680 Peroxisomal Disorders D018901 +
 C18.452.648.151.435 Lysosomal Storage Diseases, Nervous System D020140 +
 C18.452.648.151.375 Hyperglycinemia, Nonketotic D020158 
 C18.452.648.151.175 Citrullinemia D020159 
 C18.452.648.151.370 Hyperargininemia D020162 
 C18.452.648.151.650 Ornithine Carbamoyltransferase Deficiency Disease D020163 
 C18.452.648.151.162 Carbamoyl-Phosphate Synthase I Deficiency Disease D020165 
 C18.452.648.151.380 Hyperlysinemias D020167 
 C18.452.648.151.875 Tyrosinemias D020176 
 C18.452.648.151.168 Cerebral Amyloid Angiopathy, Familial D028243