McCollum logged seven total tackles (five solo) in Sunday's 23-13 loss to the Saints.
McCollum recorded nine tackles (six solo), two passes defensed and one forced fumble during Sunday's 29-25 win over the Falcons.
McCollum is expected to start for the injured Carlton Davis (toe) ahead of Sunday's game against the Titans, Scott Smith of the Buccaneers' official site reports.
McCollum (head) has returned to Sunday's game against the 49ers, Scott Smith of the Buccaneers' official site reports.
McCollum (concussion) has been ruled out for the remainder of Sunday's game against the 49ers, Jenna Laine of ESPN.com reports.