Bayless left in the second quarter of the Raptors' loss to the Orlando Magic Monday and didn't re-enter the game.
He had just returned to the lineup after missing the previous two contests with a hip pointer.
In his first full season with the Raptors, Bayless had a hot stretch this month during which he started five straight contests and averaged 21.8 points a game.
Overall this season, the 23-year-old has averaged 11.4 points and 3.8 assists per outing.
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