Much to the chagrin of the Grey's Anatomy fandom, season 17 proved that Cristina Yang's time on the show really is finished. Played by actor Sandra Oh, the Grey's Anatomy Cristina Yang character has remained popular within the pantheon of the show's expansive cast, and her departure in the season 10 finale was both memorable and emotional. Her time on the series intersected heavily with many of Grey's Anatomy's other major players, primarily the show's central character: Cristina's «person,» Meredith Grey.
Canonically, Cristina is still alive (quite a feat in itself considering the numerous characters Grey's Anatomy has killed off) and currently serves as Chief Medical Officer and Director of Cardiothoracic Surgery at the prestigious Klausman Institute for Medical Research in Switzerland. Grey's Anatomy has done its best to explain Christina's silence over the years, recently implementing a convention in which text messages from Cristina flash across the screen to weigh in on the happenings at Grey Sloan Memorial Hospital. Despite this, however, it seems clear that Christina Yang will never really return to Grey's Anatomy.
Related: Grey's Anatomy: Why Cristina Yang Needs To Return
Of course, the Grey's Anatomy Christina Yang character is far from the only regular to depart from the show. Plenty of other characters have left Grey's Anatomy over its 17 seasons, with some returning in the flesh and some as ghosts during Meredith's near-death experiences. Because Christina is actually still alive in the Grey's Anatomy canon, it's technically even more possible for her to return as well at some point. However, details from the Grey's Anatomy season 17 finale, and actress Sandra Oh's own personal life, indicate that Christina
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