PRL and diabetes mellitus: The incidence of CIN resulted similar to other studies, with an average incidence of 14.5% described in the literature for patients who underwent PCIs [3], being higher in the subgroup of patients with RF, such as DM, HF, age ≥65, and PRL, where incidence can vary up to 25-35%, but even lower in those without RFs, varying 1-2%.