In T1DM and T2DM patients skin AF correlated with albuminuria expressed as albumin/creatinine ratio (r = 0.34, P < 0.05; r = 0.44, P < 0.01) (Figure 1) or inversely with eGFR (r = −0.48, P < 0.001; r = −0.30, P = 0.05). This evidence concerns the gene ALB and type 2 diabetes mellitus.