Lauren was the wife of Matt Durning who was institutionalized with schizophrenia prior to Matt's arrival in Los Angeles. In Season 9, after he had started a relationship with Kelly Taylor, Lauren returned into his life, ending their relationship. A surprise result of taking clozapine had cured her of her mental illness after trying every drug on the market. However, at one point, her white cell count dropped dangerously low, causing her to have to come off of the drug and be re-institutionalized.
Lauren was in a total of 5 episodes in season 9.