His rehab has been halted because of more injury concerns.
Cards GM John Mozeliak is telling the Post-Dispatch that Carpenter could be 'back to square one.'
Derek Goold`s article this morning also quotes another unnamed official as saying that carpenter is not expected to pitch again 'in the near future.'
These developments come after carpenter`s last rehab start for AAA Memphis on Saturday.
He wasn`t sharp allowing nine hits on four runs and two walks in throwing 74 pitches in three and a third innings.
Carpenter experienced numbness and tingling in his pitching hand during the start.
Carp says he also felt the numbness after an earlier rehab start for AA Springfield.
There is concern that pitching through those symptoms could trigger the nerve troubles which almost forced carpenter to retire in February.
The 38 year old Carpenter says for now everyone is going to back off try and figure out what`s going on.
Carpenter was scheduled to meet with the Cardinals team doctors last night.
For now, Carpenter is not expected to appear in any rehab games for at least a week.
There is no timetable for when Carpenter will pick up a baseball again.