https://profootballtalk.nbcsports.com/2022/11/23/matthew-stafford-ruled-out-for-week-12/
“He is in the concussion protocol. That does not mean that he has a concussion,” McVay said.
McVay said that Stafford “felt some numbness in his legs” after being sacked and that the team wanted to take the “conservative approach” by taking him out of the game. He described Stafford as having a neck injury.