However, no statistically significant difference in TGF-β1 levels was found between FECD patients and controls (1.92 ± 2.33 pg/mL vs. 0.98 ± 1.79 pg/mL, p-value > 0.05; Table 1, Figure 1). This evidence concerns the gene TGFB1 and Fuchs endothelial corneal dystrophy.