VIDEO: ABC Shares Highlights from Sandra Oh's Years on GREY'S ANATOMY

GREY'S ANATOMY star Sandra Oh will soon say goodbye to her beloved character Dr. Cristina Yang on the long-running ABC medical series.

In honor of her departure, ABC has shared a retrospective video featuring highlights from her relationship with the series main character, Meredith Grey, portrayed by Ellen Pompeo.

On the Season 10 finale titled "Fear (of the Unknown)", the doctors of Grey Sloan Memorial Hospital bid an emotional farewell to the beloved Cristina Yang. A possible act of terrorism rocks Seattle and causes chaos at the hospital. Meanwhile, Meredith makes a life changing decision and one doctor receives shocking news, on "Grey's Anatomy," THURSDAY, MAY 15 (9:00-10:00 p.m., ET) on the ABC Television Network.

"Grey's Anatomy" stars Ellen Pompeo as Meredith Grey, Patrick Dempsey as Derek Shepherd, Sandra Oh as Cristina Yang, Justin Chambers as Alex Karev, Chandra Wilson as Miranda Bailey, James Pickens, Jr. as Richard Webber, Sara Ramirez as Callie Torres, Kevin McKidd as Owen Hunt, Jessica Capshaw as Arizona Robbins, Jesse Williams as Jackson Avery, Sarah Drew as April Kepner, Camilla Luddington as Jo Wilson, Gaius Charles as Shane Ross, Jerrika Hinton as Stephanie Edwards and Tessa Ferrer as Leah Murphy.

"Fear (of the Unknown)" was written by Austin Guzman and directed by Bill D'Elia.

VIDEO: ABC Shares Highlights from Sandra Oh's Years on GREY'S ANATOMY