 Doctors suspected Segre had contracted a viral infection during a recent business trip to Brazil, but at the time the hypothesis could not be confirmed.He left behind his wife, Luisa, and two sons, at the time 6- and 4-years old.In 1971, Luisa Segre opened a resort, La Meridiana, between Monaco and Portofino, as of 2018 operated by Edmondo Segre and his wife Alessandra.