TNC and chronic kidney disease: Another range of issues results from the fact that the increase in cardiospecific Tn levels takes place in case of myocardial necrosis of any etiology and sometimes in the absence of irreversible myocardial injury [for instance, in case of reversible injury induced by physical exercises, chronic kidney disease (CKD), or the influence of false-positive factors] (Chaulin and Duplyakov, 2020a; Chaulin and Duplyakov, 2020b; Chaulin et al., 2020b; Chaulin and Duplyakov, 2020c; Chuang et al., 2020; Stavroulakis and George, 2020; Chauin, 2021; Chaulin, 2022b).