Thomas’ two major wins were at the US PGA Championship in 2017 and 2022.
His first title since the latter came when he won a play-off at the RBC Heritage in April.
“My next few weeks will be a lot of resting before the rehab process begins,” he said. “I have a great team behind me who I fully trust to get me back to a better place than I was before.
“Before you ask, I’m not putting any tournament on the calendar or specific time for returning.
“While I will miss some events in the beginning of 2026, I want to be very smart and patient in letting my disc fully heal so it isn’t an issue again.”
