Career
Her career high ranking is Number. Koryttseva made a surprising run to the final of the 2007 Sunfeast Open, held in Kolkata, India, in September 2007. En route to her appearance in the final, she beat Monique Adamczak, Vania King, who had defeated the number one seed Marion Bartoli in the previous round, Tatiana Poutchek and Anne Keothavong.
Her run came to an end at the hands of Maria Kirilenko, who beat her 6–0, 6–2 in the final.
She lost the doubles finals as well. She was also the runner-up in doubles at Kolkata in 2007, where she lost the singles final, and lost the doubles final with Alberta Brianti to Vania King and Alla Kudryavtseva.
One of these came at the $100k event in Kharkiv. In the second round of qualifying for the 2008 Kremlin Cup Koryttseva beat Anastasia Pivovarova 6-3 6-7 7-5 in 3 hours and 55 minutes, making it the third longest match in the open era.