Mapu (neck) is inactive for Sunday's game against the Rams.
Mapu (neck) has returned to Sunday's matchup with the Titans, Taylor Kyles of CLNSMedia.com reports.
Mapu is considered questionable to return to Sunday's tilt against the Titans due to a neck injury.
Mapu (neck) was a full participant in Thursday's practice.
Mapu (calf) was activated from injured reserve Saturday.
Mapu (undisclosed) is expected to be designated to return from injured reserve Wednesday, Evan Lazar of the Patriots' official site reports.
Mapu (undisclosed) was placed on injured reserve Tuesday.
Head coach Jerod Mayo told reporters Wednesday that Mapu is considered week-to-week with an undisclosed injury, Mike Reiss of ESPN.com reports.
Mapu has impressed teammates with his performance at OTAs, Karen Guregian of Masslive.com reports.