Japan international Yuto Nagatomo scored the only goal of the game midway through the second half as Inter Milan continued thier mid-season revival under Claudio Ranieri with an impressive win at Genoa.
The Nerazzurri moved into seventh place in the Serie A standings thanks to the triumph at Stadio Luigi Ferraris, with the win coming hot on the heels of a 2-0 win over Fiorentina at the weekend.
They leapfrogged their hosts as a result, and have now won four of their last five domestic outings, putting them 10 points behind leaders Juventus.