San Diego Padres All-Star reliever Jason Adam toppled to the surface of the mound Monday night and had to be carted off the field after trying to field a ground ball in the top of the seventh inning against the Baltimore Orioles.

After the game, a 4-3 Padres’ loss, manager Mike Shildt said Adam suffered a ruptured quadriceps tendon.

“Our prognosis early is not favorable,” Shildt said. “I mean, things can change, but it’s a quad tendon rupture. It’s pretty clear and pretty serious.

“Don’t want to be too bleak but it’s not overly positive.”

Adam will undergo an MRI to confirm the rupture, which would end his outstanding 2025 season. The recovery time is between six and nine months, so he should return early in the 2026 campaign.

In his second inning of work, Adam had a runner on first a

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