Atlanta Braves right-hander Reynaldo López will undergo arthroscopic surgery to determine if there's any structural damage to his throwing shoulder, according to MLB's Mark Bowman. López, placed on the injured list on Monday with shoulder inflammation, is expected to miss several months of action.

Reynaldo Lopez will undergo arthroscopic surgery on his right shoulder to determine if he has any structural damage. Imaging only showed inflammation. Timetable for return won’t be known until after surgery. You can expect him to miss at least a couple months.