At α = 0.05, we observed a group of AA concentrations to be significantly different between RRMS and MG patients (Figure 9), i.e., 1MHIS (p = 0.0003), 3MHIS (p = 0.00015), HYP (p = 0.027), AAA (p = 0.006), and PHE (p = 0.034). This evidence concerns the gene PHEX and myasthenia gravis.