The Panthers placed Johnson (concussion) on the reserve/non-football injury list Friday, David Newton of ESPN.com reports.
Johnson (personal) has been ruled out for Sunday's game against the Falcons.
Johnson (concussion) was not listed on the Panthers' injury report Wednesday.
Johnson (concussion) is inactive for Sunday's game against the Chiefs, Darin Gantt of the Panthers' official site reports.
Johnson (concussion) is questionable for Sunday's game against the Chiefs, David Newton of ESPN.com reports.
Johnson has been diagnosed with a concussion and will not return Sunday against the Giants, Darin Gantt of the Panthers' official site reports.
Johnson (ankle) was absent from the Panthers' injury report Wednesday.
Johnson (ankle) is listed as inactive for Sunday's tilt against the Saints, Darin Gantt of the Panthers' official website reports.
Johnson (ankle) has been ruled out for the rest of Sunday's game against the Broncos, Darin Gantt of the Panthers' official site reports.
Johnson (ankle) is questionable to return to Sunday's game against Denver, Joe Person of The Athletic reports.