The Browns cut Fields (ankle) from injured reserve Tuesday.
Fields (ankle) was placed on injured reserve Wednesday.
Fields is week-to-week after suffering an ankle injury in Sunday's 33-17 loss to the Cowboys, Scott Petrak of the Elyria Chronicle-Telegram reports.
Fields (ankle) has been ruled out for the remainder of Sunday's matchup with the Cowboys, Daniel Oyefusi of ESPN.com reports.
Fields (foot) returned to practice as a full participant in Tuesday's session, Brad Stainbrook of 247Sports.com reports.
Fields was seen wearing a walking boot Thursday, due to an apparent foot injury, Daniel Oyefusi of ESPN.com reports.
Fields recorded nine tackles (five solo) in Sunday's 24-10 win over the Commanders.
Fields recorded 10 tackles (six solo) in Sunday's 17-10 loss to the Saints.
Fields recorded six tackles (four solo) during Saturday's 13-3 win over the Ravens.
Fields recorded four tackles (three solo), a forced fumble and an interception returned for a touchdown in Sunday's 27-14 win over the Texans.