The Cardinals believe FS Tyrann Mathieu (knee, thumb) is back to the player he was.
Cardinals FS Tyrann Mathieu (thumb surgery) returned to practice Monday.
Cardinals FS Tyrann Mathieu (thumb surgery) hopes to miss only two weeks.
A source tells ESPN's Ed Werder that Cardinals FS Tyrann Mathieu needs thumb surgery.
According to Cardinals coach Bruce Arians, the "worst case" for FS Tyrann Mathieu (broken thumb) is having a pin inserted and missing three weeks.
Tyrann Mathieu (thumb) could try to play with a cast for the rest of the season.
Cardinals S Tyrann Mathieu left Sunday's Week 13 game at Atlanta after fracturing his thumb.
Coach Bruce Arians said he thinks Tyrann Mathieu was playing scared in the Cardinals' Week 3 win over the 49ers.
Cardinals S Tyrann Mathieu (knee) made his 2014 debut in Sunday's Week 2 win at the Giants.
Tyrann Mathieu (knee) is listed as probable for Week 2.
Tyrann Mathieu (knee) is inactive for Monday night's Week 1 tilt with the Chargers.
FOX's Jay Glazer reported Sunday there's an "80 percent chance" Cardinals DB Tyrann Mathieu (knee) will miss Monday night's opener against San Diego.
Tyrann Mathieu (questionable, knee) is a game-time decision for Monday night's opener against the Chargers.
XTRA 910 Arizona's Mike Jurecki "guess[es]" FS Tyrann Mathieu (knee) won't play until Week 5, following the Cardinals' bye.