G6PD and G6PD deficiency: Glucose-6-Phosphate Dehydrogenase (G6PD) deficiency (OMIM #300908), which was first described by Carson (1970), is an X-linked, incomplete-dominant, genetic disease, with an estimated global prevalence of 4.9% that affects more than 500 million individuals worldwide (Nkhoma et al., 2009; Luzzatto et al., 2020).