During follow-up, inflammatory markers in AKI stages 2 and 3 presented higher levels of PCT on days 6 and 12 (p=0.009 and p=0.012, respectively), ferritin on days 6 and 12 (p=NS), and D-dimer on day 6 (p=0.017) (Table 2). This evidence concerns the gene CALCA and acute kidney injury.