Juventus moved five points clear in Serie A with a 4-0 win over Hellas Verona on Sunday, while Sampdoria beat Parma.
A last-gasp penalty from Ioannis Fetfatzidis denied Sassuolo victory as Genoa came from behind three times to earn a point.
Juventus won 2-0 at Napoli on Sunday night to pull three points clear at the top of Serie A after Lazio earlier held Roma.
Rodrigo Palacio, Mauro Icardi and Nemanja Vidic helped Inter Milan inflict a 3-1 defeat on Genoa at the San Siro.
Argentinian duo Rodrigo Palacio and Mauro Icardi were on target as Inter Milan inflicted a 3-1 defeat on Genoa.
Roma edged Udinese 1-0 on Tuesday afternoon to close the gap on Serie A leaders Juventus to a point.
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