Three Fiorentina players have tested positive for coronavirus, along with three other members of staff.
On Thursday, a statement on the club's official website read: “Following the laboratory checks carried out yesterday afternoon, Fiorentina have identified three athletes and three members of staff who are positive for Covid-19.”
All six people are isolating with the rest of the group set return to training on Friday.
Later on, Sampdoria announced that four of their players were infected by coronavirus.
A short statement on the club website read: “UC Sampdoria inform that during the tests performed on the players, results emerged that showed three new positive cases for Coronavirus-COVID-19 and one return to positivity.
“Currently asymptomatic, they have been placed in quarantine and will be constantly monitored, as per protocol.”