Juventus midfielder Sami Khedira will be on the sidelines for a month after having treatment to correct an irregular heartbeat.
Gianluigi Buffon left Juventus at the end of the season and joined PSG, with Cristiano Ronaldo arriving from Real Madrid.
Juventus sporting director Fabio Paratici said the Bianconeri had made enquiries about Icardi before signing Cristiano Ronaldo last summer.
Chinese Super League side Dalian Yifang have completed the signing of Slovenia international midfielder Marek Hamsik from Napoli.
AS Roma had goalkeeper Robin Olsen to thank for a 2-1 win over lowly Bologna on Monday which kept them hot on the heels of AC Milan in Serie A.
It was third-tier club's fourth forfeited game of the season, leading to their expulsion, and they have been fined €30,000.
On Tuesday, Icardi was told he was no longer captain and he then withdrew from the squad for the Europa League trip to Rapid Vienna.
Napoli drew 0-0 with Torino on Sunday, their third goalless draw in four Serie A games.
Inter Milan ended a turbulent week by beating Sampdoria 2-1 as top scorer Mauro Icardi, who was stripped of the captaincy, watched from the stands.
A controversial decision from a Video Assistant Referee (VAR) review proved crucial as Fiorentina overcame SPAL 4-1 in Serie A on Sunday at the Stad
Two goals from Krzysztof Piatek helped AC Milan come from behind to beat Atalanta 3-1 away in Serie A and move four points clear in fourth place.
The potential rift between Inter and Mauro Icardi -- well, Inter and his wife -- is threatening to derail their season at the worst possible time.
Serie A leaders Juventus made light work of Frosinone as they scored twice in the first 20 minutes on the way to a 3-0 win.