Silseth underwent season-ending surgery on his right elbow Tuesday, Jeff Fletcher of The Orange County Register reports.

Triple-A Salt Lake placed Silseth (elbow) on its 7-day injured list Wednesday.

Silseth continues to be bothered by discomfort in his elbow, per the Associated Press.

Silseth was removed from Triple-A Salt Lake's rotation after giving up six runs (five earned) on 10 hits and two walks while striking out one batter over 5.2 innings in his most recent start June 27, Sam Blum of The Athletic reports.

The Angels reinstated Silseth (elbow) from the 60-day injured list Tuesday and optioned him to Triple-A Salt Lake.

Silseth (elbow) will make another rehab start with Triple-A Salt Lake on Friday against Reno, Sam Blum of The Athletic reports.

Silseth (elbow) will make a rehab start Sunday for Triple-A Salt Lake on Sunday, Jeff Fletcher of The Orange County Register reports.

Silseth (elbow) is making a rehab start with Triple-A Salt Lake on Tuesday and is expected to pitch about five innings, Jeff Fletcher of The Orange County Registerreports.

Silseth (elbow) struck out seven over four scoreless innings while allowing three hits and no walks in his second rehab start Thursday in the rookie-level Arizona Complex League.

Silseth (elbow) threw three scoreless innings Friday, allowing one hit and striking out three batters, in a rehab appearance with the Angels' Arizona Complex League team.