Napoli beat Parma 2-0 to claim a first win in five matches an alleviate the pressure on Rafa Benitez.
Bottom side Parma halted a four-match losing streak with a goalless draw at home to fellow strugglers Cagliari.
Serie A strugglers Parma have been deducted one point as punishment for the club's financial irregularities last season.
Udinese claimed a 2-1 win at Inter Milan in Serie A on Sunday night after Genoa earlier beat AC Milan to climb to third.
Lazio piled more misery on Parma with a 2-1 win at the Stadio Ennio Tardini on Sunday afternoon.
Andrea Pirlo earned Serie A leaders Juventus a late 2-1 win over Torino, while second-placed Roma won 4-2 at Inter Milan.
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