Casey Johnson Died from Diabetes-Related Condition, Coroner Says

Casey Johnson died from complications related to her diabetes, the Los Angeles Coroner's Office told TVGuide.com.
The Johnson & Johnson heiress died of diabetic ketoacidosis, a life-threatening condition caused by a lack of insulin and high blood sugar, chief coroner Ed Winter said.

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"She wasn't taking her insulin. She wasn't taking good care of herself," he said.The cause of death has been ruled natural, and a full autopsy report will be completed in two weeks, Winter said.Johnson was diagnosed with juvenile diabetes as a child, and co-wrote a book with her father, New York Jets owner Woody Johnson, called Managing Your Child's Diabetes. Woody Johnson also established theJuvenile Diabetes Research Foundation, which his daughter supported.

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Johnson was found dead at the age of 30 at her Los Angeles home on Jan. 4. Winter said her exact date of death has not yet been determined.