Jung underwent tendon release surgery on his right wrist Tuesday, Jeff Wilson of AllDLLS.com reports.
The Rangers placed Jung on the 10-day injured list Tuesday with right wrist tendinitis.
The Rangers are expected to place Jung (wrist) on the 10-day injured list, ending his season, Evan Grant of the Dallas Morning News reports.
Jung is being shut down for a couple days with discomfort in his right wrist near the surgical site, Kennedi Landry of MLB.com reports.
Jung is out of the lineup for Thursday's game against the Blue Jays.
Jung is out of the lineup for Sunday's game against the Mariners.
Jung went 1-for-4 with a solo home run in Thursday's 5-4 win over Seattle.
Jung is not in the starting lineup for Saturday's game against the A's.
Jung went 2-for-4 with two stolen bases in Thursday's 2-1 win over the White Sox.
Jung is serving as Texas' designated hitter for Sunday's game at Cleveland due to a finger laceration, Shawn McFarland of The Dallas Morning News reports.