Liverpool's Lucas Leiva undergoes successful surgery

Image caption, Lucas has played in 15 games for Liverpool this season

Liverpool have confirmed midfielder Lucas Leiva has undergone successful surgery on the anterior cruciate ligament in his left knee.

The 24-year-old suffered the injury in the and

"LFC medical staff were present during the procedure," a club statement said.

"Lucas will now begin an agreed rehabilitation programme which will be overseen by the club's medical team."