The Atlanta Braves placed All-Star right-hander Reynaldo Lopez on the 15-day injured list Monday.
The 30-year-old starting pitcher is dealing with right forearm inflammation. The move is retroactive to Friday.
Lopez made the National League All-Star team in his first season with Atlanta and is 7-4 with a 2.06 ERA through 19 starts.
He owns a 46-53 record with a 4.02 ERA in 260 games (116 starts) with five teams since making his debut in 2016. He spent parts of seven seasons with the Chicago White Sox.
The Braves recalled right-hander Bryce Elder from Triple-A Gwinnett in a corresponding move. He is 2-4 with a 5.67 ERA in nine starts this season for Atlanta.