The White Sox pulled Scholtens off his minor-league rehab assignment after he experienced discomfort in his surgically repaired right elbow following his most recent start June 4 with Triple-A Charlotte, MLB.com reports.

Robert (hamstring) is out of the lineup for Sunday's game against the Giants, and he'll be re-evaluated Monday to determine whether he can return to the lineup or if he'll need a trip to the injured list, Scott Merkin of MLB.com reports.

The White Sox optioned Nastrini to Triple-A Charlotte on Tuesday.

The White Sox signed Rodriguez to a minor-league contract Jan. 21.

The White Sox placed Martin on the 15-day injured list Friday due to a right forearm strain.

The White Sox placed Booser on the 15-day injured list Friday due to a left shoulder strain.

Ellard (lat) was assigned to Triple-A Charlotte on Tuesday to begin a rehab assignment.

The White Sox placed Shuster on the 15-day injured list Sunday due to a blister on his left hand.

White Sox manager Will Venable said last Tuesday that he anticipates Perez (elbow) returning from the 60-day injured list at some point in September, ESPN.com reports. "He's continuing to get evaluated," Venable said of Perez, who was diagnosed last week with a flexor tendon strain in his left elbow. "We're going to treat him and expect him to pitch later on in the summer."

The White Sox announced that Adams underwent successful Tommy John surgery Wednesday, Scott Merkin of MLB.com reports.

The White Sox placed Thorpe (elbow) on the 60-day injured list Thursday.

Berroa (elbow) needs Tommy John surgery, James Fegan of SoxMachine.com reports.

Bush will undergo Tommy John surgery on his left elbow Wednesday, Scott Merkin of MLB.com reports.

Navarro will undergo Tommy John surgery in March, Scott Merkin of MLB.com reports.