The Manchester City hitman went down in the 32nd minute of the FA Cup semi-final at Wembley.
Laurent Koscielny came crashing in from behind on the Argentinian superstar.
And he looked to be in some discomfort - but did manage to continue playing.
Aguero even managed to bag a goal later in the game.
Click through the gallery above to see photos of Sergio Aguero's injury v Arsenal.