NFL Week 4 injuries: Dez Bryant back by Week 7?

Having lost their last two games, the Dallas Cowboys are counting the days until wide receiver Dez Bryant can return.

Cowboys vice president Stephen Jones told KRLD-AM in Dallas that Bryant "no setbacks" from breaking his right foot in Week 1 and could return in Week 7 following the team's bye.

Quarterback Tony Romo, who is on injured reserve/designation to return with a broken left collarbone, cannot return until Nov. 22 against the Miami Dolphins at the earliest.

The Cowboys also lost running back Lance Dunbar for the remainder of the season with a torn ACL.

Dunbar suffered the tear suffered returning the opening kickoff in the second half of a 26-20 overtime loss at the New Orleans Saints. Garrett said Dunbar could undergo surgery later this week.

“He’s just a really good football player,” Garrett said. “He just shows how versatile and productive a player he can be.”

Linebacker Sean Lee suffered a concussion against the Saints. He will have to successfully complete the concussion protocol to have a chance to play in Sunday’s game against the New England Patriots.

Here are the other injury updates from throughout the NFL in Week 4:

— Detroit Lions tight end left Monday night's game with a left knee injury.

— Miami Dolphins cornerback Brent Grimes left Sunday's game against the New York Jets with a knee injury.

— Philadelphia Eagles cornerback Byron Maxwell (quad), offensive tackle Jason Peters (quad) and linebacker Mychal Hendricks all left Sunday's game against the Washington Redskins and did not return.Here are the other notable injury updates throughout the NFL from Week 4:Here are the other injury updates from throughout Week 4.

— St. Louis Rams linebacker Alec Ogletree was carted off the field with a leg injury during the game against the Arizona Cardinals. UPDATE: Ogletree will require ankle surgery, Rams coach Jeff Fisher said.

— San Diego Chargers cornerback Brandon Flowers suffered a concussion against the Cleveland Browns and did not return.

— Houston Texans cornerback Kareem Jackson is going through the league's concussion protocol, coach Bill O'Brien said Monday.

— Washington Redskins tight end Jordan Reed has a sprained medial collateral ligament in his knee and also is going through the league's concussion protocol.

PHOTOS: Best of NFL Week 4