Tan Mom -- Hospitalized Following Seizure

Tan Mom was hospitalized this morning after suffering a seizure inside rehab, TMZ has learned.

Sources tell TMZ ... Patricia Krentcil started seizing earlier this morning. Rehab techs from The Lukens Institute -- where she's in rehab for alcoholism -- found her and rushed her to a Palm Beach hospital.

We're told the techs were able to stabilize her on the way to the ER.

Our sources say she is currently resting and we're told she will stay in the hospital for a few days so doctors can monitor her condition.