Angels general manager Billy Eppler said Saturday that Huston Street was diagnosed with a Grade 1 lat strain.
Huston Street will undergo an MRI on Friday after departing a Cactus League appearance due to right triceps irritation.
Huston Street left a Cactus League appearance versus the Brewers with an apparent injury.
Angels manager Mike Scioscia said Wednesday that he's planning to have Huston Street, Cam Bedrosian, and Andrew Bailey compete for the closer job in spring training.
Angels general manager Billy Eppler said Tuesday that Huston Street has been told he'll need to win the closer role next spring.
Angels activated RHP Huston Street from the 60-day disabled list.
Huston Street underwent successful surgery on his right knee Wednesday.
Huston Street will undergo season-ending surgery Wednesday on his right knee.
Huston Street is expected to undergo season-ending knee surgery.
Huston Street will receive a second opinion on his ailing right knee and could opt to undergo season-ending surgery.
Angels placed RHP Huston Street on the 15-day disabled list with knee inflammation.
Angels manager Mike Scioscia gave struggling closer Huston Street a vote of confidence after Sunday's blown save against the Red Sox.
Huston Street was charged with five earned runs in Sunday's loss to the Red Sox.
Huston Street fanned one batter in a clean ninth inning to earn a save on Saturday.