Mariners optioned RHP Brandon Maurer to Triple-A Tacoma.
Brandon Maurer (back, neck) is scheduled to pitch one inning in a minor league game on Tuesday.
Brandon Maurer (back, neck) played catch from 75 feet Tuesday.
Mariners manager Lloyd McClendon said Saturday that Brandon Maurer continues to have back problems and will be shut down for the next 6-7 days.
Brandon Maurer surrendered four runs in 2 2/3 innings in Monday's start against the Royals.
Brandon Maurer (back) is scheduled to make his Cactus League debut on Wednesday.
Brandon Maurer (back) has returned to his normal throwing schedule following a successful bullpen session Thursday.
Brandon Maurer (back) will likely throw on flat ground Wednesday.
Brandon Maurer's bullpen session Sunday was scratched due to back tightness.
Mariners manager Lloyd McClendon said Saturday that Brandon Maurer's back felt "100% better" on Saturday.
Brandon Maurer was held out of a live batting practice session after his back locked up on him.
Mariners manager Lloyd McClendon announced Saturday that Brandon Maurer and Hector Noesi are among candidates to compete for a spot in the Opening Day rotation.
Brandon Maurer pitched well in Saturday's victory over the Athletics, allowing just two runs on six hits over 5 1/3 innings.
Brandon Maurer allowed two runs -- one earned -- on four hits over seven frames in a no-decision against the Royals on Monday.