Cagliari said their first team would resume training on Monday, despite the coronavirus pandemic, though players will be divided into small groups.
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AS Roma's Croatia forward Nikola Kalinic scored a brace, his first goals for the club, as they recovered from a goal behind to win 4-3 at Cagliari.
A stunning finish from Dries Mertens earned Napoli a 1-0 win at Cagliari that moved them above the Sardinian side and into eighth place in Serie A.
Second-placed Inter Milan were held to a third successive 1-1 draw after Radja Nainggolan, on loan at Cagliari, equalised for the visitors.
Romelu Lukaku scored after just 22 seconds and added another goal to help Inter Milan to a 4-1 victory over Cagliari at San Siro on Tuesday.
Third-placed Lazio scored twice in added time as they came from behind to snatch a dramatic win 2-1 at Cagliari in Serie A on Monday.