Cincinnati, OH (SportsNetwork.com) - A day after losing starting second baseman Brandon Phillips to a left thumb injury and two days after starting first baseman Joey Votto was placed on the disabled list with a left quad injury, Cincinnati may have lost one of its top starting pitchers for an extended period of time.

Homer Bailey left Thursday's game against the Chicago Cubs in the sixth inning with pain in the patellar tendon in his right knee.

With Starlin Castro at the plate leading off the inning, Bailey never delivered a 1-2 pitch after pulling up when feeling pain. The pitch prior he was seen flexing his right leg after his delivery.

Bailey was charged with three runs on two hits with two walks and three strikeouts.

He received a no-decision.

Bailey is 8-5 with a 4.21 ERA this season.