49ers wide receiver Mike Evans was ruled out of Monday night’s game against the Commanders in the first half after aggravating the Achilles soreness that surfaced this week. Evans was already questionable heading into the game after missing practice Thursday with Achilles soreness, which coach Kyle Shanahan disclosed to reporters. The injury was not publicly known before then, and the 49ers listed him as playing through a rib issue as well. San Francisco has not announced a diagnosis beyond the aggravation.

The decision to hold him out is a risk-management call. In a playoff game, a player in Evans’ position might try to push through, but a regular-season game does not justify the downside of a potential Achilles rupture, an injury that can cost a player a full season or more. San Francisco has a bye coming after next Sunday’s game at Atlanta, which gives the team a natural window to let the tendon settle.

Evans has been managing injuries all year. He strained a quad on August 1, was slowed by left foot and ankle tightness in joint practices with the Chargers on August 18, and missed time with a groin injury in late August. A hip injury in Week 2 was followed by a rib injury in Week 3 against the Cardinals that sent him to the locker room on a cart, and he returned to play through the rib issue, finishing with seven catches for 113 yards and a touchdown in last week’s win over the Seahawks. The 33-year-old was limited to eight games last season by a hamstring injury and other issues, and the 49ers signed him in March after 12 seasons in Tampa Bay.

The timing is difficult for San Francisco’s receiver room. Deebo Samuel is out with a hamstring strain, Ricky Pearsall is out for the season with a knee injury, and tight end George Kittle is coming back from a torn Achilles of his own. Without Evans, expect Brandin Cooks, Jacob Cowing, and Jordan Watkins to see more work. The key updates are the 49ers’ postgame statement, whether Evans undergoes imaging, and his practice status this week ahead of the trip to Atlanta.