Alpha-N-acetylgalactosaminidase is an isoenzyme of alpha-galactosidases that functions in the lysosome [50] and is related to Schindler disease [51] and Kanzaki disease [52] with variable neuroaxonal dystrophy and neurological signs. This evidence concerns the gene GLA and alpha-N-acetylgalactosaminidase deficiency type 2.