Inter missed the chance to go top of Serie A when they were held 2-2 by Parma, and coach Antonio Conte is concerned about his squad depth.
Inter defender Stefan de Vrij was asked about Mauro Icardi following Sunday's friendly win over Lugano.
Stefan de Vrij returned from international duty with a thigh injury which is likely to keep him out for about a week, according to Inter.
The striker has not played for the club since being stripped of the captaincy, but Mauro Icardi is closing in on an Inter return.
Lautaro Martinez's penalty made the difference, as Inter beat rivals AC Milan 3-2 to move above them into third in Serie A.
Ahead of Sunday's Milan derby, we unveil our combined XI from AC Milan and Inter players thanks to Opta.
VAR came to the fore in extraordinary fashion as Fiorentina rallied late on to draw 3-3 with Inter in an incredible Serie A clash.
Inter and Sassuolo fought out a goalless draw in their respective first Serie A fixture of the new year.
Inter returned to the Champions League this season and head coach Luciano Spalletti is targeting qualification for the competition again.
Cristiano Ronaldo is a positive signing for Serie A, Stefan de Vrij does not doubt, though he rates Kylian Mbappe higher.