running back is week-to-week after an MRI revealed he suffered a mid-foot sprain during a 37-34 overtime loss to the Arizona Cardinals on Sunday, according to Ian Rapoport of NFL Network.
Monday's test results confirmed the diagnosis head coach Pete Carroll announced after the game.
Injuries have been an issue in the past as well, with Carson missing the playoffs last season due to a hip injury and the majority of his rookie season in 2017 with a broken ankle.
When he's been healthy, however, he's been one of the more underrated running backs in football.