Matt Kawahara of the Houston Chronicle reports that Alvarez will begin a minor-league rehab assignment on Tuesday with Double-A Corpus Christi. He’ll serve as a designated hitter in his first rehab game back, and the club plans to have him down for “a few games” before he can be activated off the injured list.

Spencer Arrighetti gets the start as Houston opens a seven-game road trip in Detroit against the  Tigers, who lead the AL Central.