Speaking Monday, coach Bill O'Brien said the Texans could enter training camp with only three quarterbacks.
Case Keenum lost an average of 10.58 yards on his 19 sacks this season, the highest for any quarterback with at least 200 passing attempts.
Case Keenum (thumb) is inactive for Week 17 against the Titans, and Matt Schaub will start at quarterback.
The Texans are leaving their Week 17 starting quarterback up to a game-time decision.
Case Keenum (thumb) threw the ball a "normal amount" in Thursday's practice, and will start Sunday's finale if healthy.
Case Keenum (thumb) remains day to day.
Case Keenum (thumb) has been ruled out for Sunday's Week 16 game against the Broncos.
Case Keenum has been diagnosed with a sprained right (throwing) thumb, and is questionable for Week 16.
Interim coach Wade Phillips said he never considered removing Case Keenum from Sunday's loss at Indy.
Case Keenum completed 18-of-34 passes for 168 yards, zero touchdowns and two interceptions in Houston's 25-3, Week 15 loss to the Colts.
Case Keenum is listed on the Week 15 injury report with a left (non-throwing) shoulder injury, but is practicing in full.
The Texans announced Case Keenum will start in Week 15 against the Colts.
Case Keenum was benched midway through the third quarter of Houston's Week 14 game against the Jaguars.
Case Keenum completed 15-of-30 passes for 272 yards, zero touchdowns and one interception in Houston's 34-31, Week 13 loss to the Patriots, adding a rushing touchdown.