Torino warmed up for this weekend's derby at Juventus with a come-from-behind 3-1 victory at Hellas Verona.
Young guns Mattia Destro, with a brace, and Miralem Pjanic were on target for Roma in a 3-0 win over Sampdoria to keep the Serie A title battle alive with Juventus, who defeated Chievo Verona 3-1 at home.
Argentinian Mauro Icardi came off the bench to score a 65th-minute winner for Inter in a 2-1 win at Fiorentina which put Walter Mazzarri's side within sight of fourth place in Serie A.
Juventus striker Mirko Vucinic has suffered a knee injury in training and will miss "several weeks" of the Italian Serie A season.
Even though Napoli have home advantage for the Coppa Italia semi-final second leg on Wednesday, Roma boss Rudi Garcia believes his side's one-goal advantage should be enough to see them through to the final.
Verona scored in the final minutes to earn a 2-2 draw with Italian Serie A champions Juventus, while Roma also stuttered with a 0-0 draw at Lazio and Inter won a hard-fought battle against Sassuolo 1-0.