Michelle Trachtenberg, the actress best known for her roles in Gossip Girl and Buffy the Vampire Slayer, passed away on ...

Michelle Trachtenberg, the 'Gossip Girl' and 'Harriet the Spy' actress, died of complications from diabetes mellitus.

Michelle Trachtenberg reportedly died due to complications from diabetes, the NYC Medical Examiner’s office has revealed.

Michelle Trachtenberg was 39-years-old when she died in February. Her cause of death was revealed this week as diabetes mellitus. What is it?