Zack Wheeler has been diagnosed with venous thoracic outlet syndrome, with thoracic outlet decompression surgery recommended, the Phillies announced on Saturday afternoon. The Phillies added that the timeline for that procedure is generally 6-8 months.

For Wheeler, the 2025 season is over. Phillies President of Baseball Operations Dave Dombrowski confirmed as much to the media minutes after the announcement was made, speaking alongside Head Athletic Trainer Paul Buchheit. Dombrowski said there is every expectation that Wheeler will return to pitching after his recovery.

Dombrowski – and, moments later, Phillies manager Rob Thomson – expressed disappointment for Wheeler but made clear they believe the team still has more than enough to win a World Series.

"Of course it's never good to lo

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