MDH2 and posterior cortical atrophy: In the PCa cohort, there were several significant low positive correlations between proteins: ENO1 with MDH2 (r = 0.303; p = 0.012); FABP5 with EZR (r = 0.374; p = 0.002) and GSTM2 with EZR (r = 0.399; p = 0.001) (Figure 4B).