When asked whether the injury was serious, coach Adam Gase said, "We'll see. We're still going through some tests and stuff. He just had kind of a weird hit."
Sitton, 32, signed an $18 million, two-year deal with the Dolphins last offseason and has helped stabilize an offensive line that has been a persistent problem in the past. He missed three games each of the past two seasons.
Receiver DeVante Parker was limited in practice, but might play against the Jets after missing the season-opening win over Tennessee because of a finger injury.
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