The 27-year-old was granted her last wish after doctors allowed her to go home so that she could spend her final days with her beloved sons, Bobby (5) and Freddie (4).
Family and close friends also have come together to be with Goody, who is "terrified of falling asleep because she's afraid she'll never wake up".
Her representative Max Clifford confirmed: "She has deteriorated. She is very weak. The answer is, who knows? We are on the edge of a precipice."