Luis Valbuena will undergo season-ending surgery on his strained right hamstring on Thursday.
Astros general manager Jeff Luhnow indicated Monday that surgery hasn't been ruled out for Luis Valbuena's right hamstring injury.
Luis Valbuena (hamstring) suffered a setback while running on Friday.
The Astros hope Luis Valbuena (hamstring) is ready to begin a rehab assignment early next week.
Luis Valbuena (hamstring) ran outside and resumed hitting on Tuesday afternoon.
Luis Valbuena will test out his ailing right hamstring with some running on Saturday.
Astros placed INF Luis Valbuena on the 15-day disabled list, retroactive to July 27, with a right hamstring strain.
Astros manager A.J. Hinch said that Luis Valbuena (hamstring) is not likely for Friday's game against the Tigers.
Astros manager A.J. Hinch said that Luis Valbuena's hamstring injury is "something that's going to take a couple days [to recover from]."
Luis Valbuena suffered a right hamstring strain on Tuesday night against the Yankees.
Luis Valbuena left Tuesday's game against the Yankees with a right leg injury.
Luis Valbuena went 3-for-3 with a walk Monday in the loss to the Yankees.
Luis Valbuena turned a ninth-inning two-run deficit into a 10-9 Astros victory with a three-run walk-off homer against the Athletics on Friday.
Luis Valbuena (back) went 3-for-4 with three RBI in his return to action Saturday.