Firstly, our results corroborate other studies that have shown an increase in the amount of activity in the CAT antioxidant enzyme in patients when compared to healthy controls [11], not only in GD, as well as in other lysosomal storage diseases (DLDs): Mucopolysaccharidosis type I and Fabry's disease [11], [46], [47]. Here, CAT is linked to Fabry disease.