Albert Breer of The MMQB first reported the MRI showed a complete ACL tear in his right knee.
Edelman, who is entering his ninth season with the Patriots, signed a two-year, $11 million contract extension in June that will keep him in New England through the 2019 season. "I feel badly for him, of course", coach Bill Belichick said.
With Edelman out for the season, expect wide receivers Chris Hogan and Danny Amendola to fill his role and get targeted more during the season. "It's unfortunate but that's the way it is, so we'll have to figure that out". Edelman then continued until his right foot was planted into the turf at 17 to avoid Tavon Wilson.
Losing Edelman, 31, for the season would give Tom Brady another challenge in his career. Edelman, who caught three balls for 52 yards before leaving, walked off the field under his own power before being carted to the locker room from the sidelines. Edelman has reeled in 356 receptions for 3,826 yards and 20 touchdowns in that span.
Hogan figured to see an increase in production in 2017 after last year's showing, but the addition of Cooks moved him down the depth chart and made him more of a risky endeavor for fantasy players. Last season, his average of 9.8 targets per games ranked him fourth in the National Football League.
New England wraps up its preseason slate on Thursday at 7:30 p.m. when the New York Giants visit Gillette Stadium.
In March, the Patriots acquired Ealy and a third-round draft choice (No. 72) from the Panthers in exchange for a second-round pick (No. 64). "It just didn't work out for either one of us like we hoped it would".