Kevin de Bruyne injured himself hitting his fourth Serie A goal but Napoli went on to beat visiting Inter Milan 3-1 on Saturday, halting their slide and moving to the top of Serie A.
AC Milan left the leadership door ajar when they drew with Pisa on Friday night to move onto 17 points. Napoliv are now one point clear at the top after a timely win at the Stadio Diego Armando Maradona.
Napoli had been struggling, losing two of their last three Serie A games, including a defeat at AC Milan, before suffering a 6-2 humiliation at PSV Eindhoven in the Champions League on Tuesday.