Michelle Trachtenberg, the “Gossip Girl” star, appeared to be in poor health during one of her final nights out in New York City six days before her death. According to sources, fellow diners at Italian eatery Sartiano’s were worried about her frail state and unable to walk down stairs without assistance. Trachtenberg had recently undergone a liver transplant, but the cause of her death remains unknown, with no foul play suspected. The actress’s mother found her dead in their Manhattan apartment, and authorities confirmed she was unconscious when responders arrived.
Source: https://www.yahoo.com/entertainment/michelle-trachtenberg-very-bad-shape-161813363.html