Roma closed to within five points of Serie A leaders Juventus as Mattia Destro's hat-trick defeated Cagliari 3-1.
Torino scored twice in the final 11 minutes to clinch a 2-1 come-from-behind win over bottom side Catania on Sunday.
Roma coach Rudi Garcia has promised the Giallorossi will fight to the end for the scudetto this season.
Udinese plunged Catania deeper into relegation danger with a 1-0 win at the Stadio Friuli on Monday evening.
Napoli are the last major obstacle between Juventus and their third straight Serie A title, according Leonardo Bonucci.
Carlos Tevez scored twice to give Juventus a 2-1 win over Parma, while AC Milan and Napoli also cruised to victory.
Napoli resisted a valiant fightback from doomed Catania to ride out a 4-2 victory at the Stadio Angelo Massimino.
Milan defender Philippe Mexes is aiming to build on Sunday's draw against Lazio with a win over Fiorentina on Wednesday.
Juventus ground out a win over 10-man Catania to pull 14 points clear at the top of Serie A, and Fiorentina beat Napoli.
Juventus ground out a bad-tempered 1-0 victory over 10-man Catania to pull 14 points clear at the top on Sunday night.
Marco Amelia has urged AC Milan to try and stop the rot when the floundering Serie A giants visit Lazio this weekend.
Juventus moved 17 points clear in Serie A with a 1-0 win over Genoa, while Parma claimed a 4-2 win at AC Milan.
Sassuolo came from behind to beat Catania 3-1 and strike a critical blow in the battle to avoid relegation from Serie A.
The pressure is building on Clarence Seedorf as struggling AC Milan host in-form Parma in Serie A this weekend.
Catania remain in the Serie A relegation zone despite fighting back to draw 1-1 at home to Cagliari.
Runaway leaders Juventus host Fiorentina on Sunday in the first of three meetings between the two sides this month.
Juventus claimed a 2-0 win at AC Milan to move 11 points clear at the top, while Napoli were held 1-1 at Livorno.
Genoa left Catania in serious relegation danger after winning 2-0 at the Stadio Luigi Ferraris on Sunday.
Juventus' game at AC Milan will take centre stage this weekend, title contenders Roma host Inter Milan in the capital.
Juventus pulled nine points clear at the top of Serie A as a thunderous strike from Carlos Tevez sunk Torino 1-0.