Casey Johnson, heiress to the Johnson & Johnson fortune, died of natural causes related to diabetes, the Los Angeles County coroner said Thursday.
The cause of death was "diabetic ketoacidosis," a condition caused by a shortage of insulin
Nicky Hilton is among the mourners at the family plot in New Brunswick
She reveals their plans to start a family and how she's coping with the heiress's death
"And her hands are turning blue," says the caller, who speculates a drug mix-up killed the socialite
The moment the woman saw Casey Johnson in her guesthouse, she knew she was dead.
"I'm the only one who loved her," writes the reality star in the face of mounting criticism
The aftermath of the socialite's death turns ugly as Courtenay Semel calls attention to Tila "sickening"
Friends tell PEOPLE her family cut her off to "teach her to turn things around"
The socialite's family thanks people for their condolences "during this trying time"
The Johnson & Johnson heiress had a history of suffering from the disease
Heiress and socialite Casey Johnson lived a life of privilege that provided her great freedom -- and made her a frequent topic of gossip columns in the years leading up to her death this week.
Casey Johnson, the 30-year-old Johnson & Johnson heiress who was found dead, will be laid to rest later this week in a private funeral attended by immediate family.
Tila Tequila and the Hilton sisters share their grief over the loss of the heiress
Casey Johnson, the heiress to the Johnson & Johnson fortune who recently made tabloid headlines with a purported engagement to reality star Tila Tequila, has died at age 30.
Reality star Tila Tequila, who says she was engaged to the socialite, announces her death on Twitter
Casey Johnson The 30-year-old heiress to the Johnson & Johnson fortune was found dead at a house in Los Angeles on Monday, People magazine reported.