Coroner: Casey Johnson's death diabetes related
- Photo: London Entertainment/Splash News1 of 7
- Photo: Fernando Allende/NY Post/Splash News2 of 7
- Photo: Tuukka Jantti/Pacific Coast News3 of 7
- Photo: Entertainment Press/Splash News4 of 7
- Photo: Alexandra Wyman/WireImage.com5 of 7
- Photo: Sara De Boer/Retna Digital6 of 7
LOS ANGELES (AP) -- The Los Angeles County coroner says socialite Casey Johnson's death was related to diabetes.
RELATED VIDEO: Casey Johnson's autopsy results
The coroner announced Thursday that the death of the Johnson & Johnson heiress was caused by diabetic ketoacidosis — a life-threatening condition caused by lack of insulin and sky-high blood sugar.
RELATED: See more photos of Casey Johnson
The coroner conducted Johnson's autopsy Jan. 5. Her body was found a day earlier in her Los Angeles home.
The 30-year-old daughter of New York Jets owner Robert "Woody" Johnson lived a party life. In December, she announced her engagement to bisexual reality TV star Tila Tequila.
RELATED: Which stars did we lose in 2009?
From Our Partners
Tats for Love
From Heidi Klum and Seal to Ryan Sweeting and Kaley Cuoco, see which stars got tattoos for love.Watch Video »
Real 'RHOC' Dish