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MICHELLE Trachtenberg's cause of death is "undetermined" after her family refused an autopsy.
The Gossip Girl actress died at 39 due to an undetermined manner and cause, her official autopsy report said.
After news of her death broke, her friend revealed in a heartbreaking tribute that they had spoken while Trachtenberg was in her hospital bed.
Trachtenberg's mom found her daughter at around 8 am on Wednesday at her 51-story apartment building in Manhattan, cops said.
