Extending on cardiac arrest there is a prognostic role for Nf isoforms (NfL and NfH) in Atrial fibrillation (Polymeris et al., 2020) and in cardiac surgery (DiMeglio et al., 2019; Hunziker et al., 2021; Rundgren et al., 2012). The gene discussed is NFASC; the disease is cardiac arrest.