Four-times Italian prime minister Silvio Berlusconi has been diagnosed with leukaemia, a source close to the matter said on April 6, Report informs referring to Reuters.
The source confirmed a report by the Corriere della Sera daily.
The 86-year-old Berlusconi has been treated in intensive care since Wednesday in a cardiac unit of Milan's San Raffaele hospital, after suffering breathing problems.
The billionaire media tycoon, who made his fortune from commercial television, has suffered repeated bouts of ill-health in recent years and had came out of the same hospital just last week.