Reinforcements are on the way in Carolina.
Rivera said to expect Stewart back on the field against Arizona. Allen's status is a matter of pain tolerance. He played the final two drives against Seattle last week with the injury. Defensive coordinator Sean McDermott said Allen is being evaluated on a minute-to-minute basis and expects him to be an 11th-hour decision, according to the Charlotte Observer.
"I don't want him thinking he's going to play no matter what," Rivera said Wednesday, via ESPN.com. "I've got a group of guys I've got to get ready to play with or without him.
"I don't want to give any false indications either way, because I want these guys focused in on preparing for themselves."
Rivera had previously said that Allen was doubtful, though Thursday's development has to be looked at as a step in the right direction. In 12 games with the Panthers this season, Allen has logged two sacks.
Here are the other injuries we're monitoring Thursday: