Manchester United manager Louis van Gaal says that Wayne Rooney suffered a knee injury during the defeat by Everton at Goodison Park on Sunday . The England international was replaced by Robin van Persie in the closing stages of the Premier League clash and was seen receiving treatment on the bench . And Van Gaal confirmed to MUTV after the game that Rooney had sustained the injury but that it was too early to know the severity . Wayne Rooney winces after injuring his knee during the defeat by Everton at Goodison Park . Rooney waits on the touchline to be replaced by Robin van Persie in the 88th minute . West Brom ( home ) - May 2 . Crystal Palace ( away ) - May 9 . Arsenal ( home ) - May 16 . Hull ( away ) - May 24 . 'We have to wait and see how heavy ( serious ) it is , ' the United boss said . United suffered back-to-back league defeats for the first time since Van Gaal took over as Everton climbed into the top half . James McCarthy and John Stones gave the home side a commanding lead at half-time before substitute Kevin Mirallas completed the rout . The defeat leaves United fourth in the race for automatic Champions League qualification and a miserable afternoon was compounded further by the Rooney injury . Van Gaal fears the defeat has allowed Liverpool to apply pressure to United in the race for fourth . Rooney looks in pain after taking a knock before being replaced in the closing stages . Rooney grimaces as he sits on the bench after being taken off following the injury .
Manchester United were beaten 3-0 by Everton at Goodison Park . Wayne Rooney limped off in closing stages , replaced by Robin van Persie . Louis van Gaal has confirmed the striker suffered a knee injury . United boss said it is too early to know the severity of the injury .