The Texans placed Pitre (pectoral) on injured reserve Friday.
Pitre sustained a partially-ruptured pectoral during Sunday's game versus the Titans, Aaron Wilson of KPRC 2 Houston reports.
Pitre (shoulder) has been ruled out for the rest of Sunday's game against the Titans.
Pitre (shoulder) is questionable to return to Sunday's game against the Titans.
Pitre recorded nine tackles (four solo) and a forced fumble during Monday's 34-10 win at Dallas.
Pitre made four tackles, including one for a loss, and had an interception in Sunday's 23-20 win over Indianapolis in Week 8.
Pitre recorded eight total tackles (five solo) and defended one pass during Sunday's 34-7 loss to the Vikings.
Pitre recorded two tackles, one for a loss, and scored on an interception return in Saturday's preseason game against the Giants.
Pitre told reporters after practice Tuesday that he has been playing snaps at nickel corner during training camp and OTAs, DJ Bien-Aime of ESPN.com reports.
Pitre recorded nine tackles (five solo) in Sunday's 24-21 loss versus the Jaguars.