Scott McTominay has been diagnosed with a mild benign arrhythmia and will undergo heart surgery, with his Serie A return planned only after the next international window.

Hakan Calhanoglu's early strike earned Inter Milan a 1-0 win at Cagliari on Sunday as they continued a perfect start to their Serie A title defence, while Como edged Napoli 2-1 to spoil Massimiliano Allegri's home debut.

Portugal winger Rafael Leao bid an emotional farewell to AC Milan amid reports he is close to joining Turkish side Galatasaray, saying the decision was difficult but that he would always remain part of the Rossoneri's history.

Dutch international Donyell Malen was the hattrick hero as Roma stormed to the top of Serie A with a 4-0 thrashing of Fiorentina on Monday.

Inter Milan kicked off the defence of their Serie A title in emphatic fashion on Saturday, cruising to a 4-1 home victory over promoted Monza.

Liverpool midfielder Curtis Jones became the third Englishman to join Inter Milan in as many weeks on Friday.

New AC Milan coach Ruben Amorim vowed on Tuesday to honour the legacy of club legend Franco Baresi, who died last week, as he sets about reviving the fortunes of the ailing Italian giants.

Italian Serie A club Como have announced they are banning heading until the under-11 team after consultation from board member the former France star Raphael Varane.

Matteo Politano came off the bench and lashed home the only goal of the game with 11 minutes remaining in front of delighted fans in Naples as the hosts racked up a fifth straight win.

Closest challengers AC Milan travel to champions Napoli on Monday with both bidding to see who might stop Inter from securing a 21st league crown.

Juventus were jeered off after capping a dreadful week with a 2-0 home loss to fellow Champions League chasers Como in Serie A on Saturday.

Serie A referee designator Gianluca Rocchi said referee Federico La Penna was "clearly wrong" in showing Juventus defender Pierre Kalulu a second yellow card during Saturday's loss at Inter Milan, and apologised over the incident.

Rasmus Hojlund's penalty deep into added-on time snatched a 3-2 victory at Genoa on Saturday and kept champions Napoli hanging on in the Serie A title race.

Inter Milan roared back from two goals down to hammer promoted Pisa 6-2 on Friday and move six points clear at the top of Serie A.

Milan are second in the standings on 43 points, three behind rivals Inter Milan.

Allegri led Juve to five Serie A titles, five Italian Cups and two Italian Super Cups.

The 24-year-old is looking to give his club career a jump start at Milan after being sold by Chelsea and he was key to Stefano Pioli's side claiming the points in their opening match of the season

AS Roma said on Monday they have sacked chief executive Pietro Berardi, a decision taken days after prosecutors seized documents at the Serie A club as part of a probe into possible financial irregularities in transfer deals.

Serie A title fever is sweeping Naples as the football-mad city hopes that rampant Napoli will end more than three decades of waiting to be crowned kings of Italy.

Inter Milan made it two from two in Serie A with Saturday's comfortable 3-0 win over Spezia on Romelu Lukaku's return to the San Siro.