Elena Baltacha's career in pictures

Elena Baltacha celebrates after her win against South Africa's Amanda Coetzer at Wimbledon in 2002
Born in Ukraine and raised in Scotland, Elena Baltacha was British number one periodically between 2002 and 2012.
Widely known by her nickname Bally, she is pictured here playing a return to Poland's Agnieszka Radwanska during their women's first round match in the French Open in May, 2010
Widely known by her nickname Bally, she reached a career high world ranking of 49 in September 2010 and became a familiar face at Wimbledon.
Anne Keothavong, Laura Robson, Elena Baltacha and Heather Watson of the Great Britain Fed Cup Team pose on January 25, 2012.
Elena made her Federation Cup debut for Great Britain in 2002. The Federation Cup is the premier team competition in women's tennis.
The Queen meets British tennis players Anne Keothavong (L) and Elena Baltacha
In 2010 Elena Baltacha, seen here with her Federation Cup team-mate Anne Keothavongmet, met the Queen at Wimbeldon.
Britain's captain Judy Murray congratulates Elena Baltacha of Great Britain after she won the second set in her match against Maria Irigoyen of Argentina during day two of the Fed Cup World Group Two Play-Offs between Argentina and Great Britain at Parque Roca on April 21, 2013 in Buenos Aires, Argentina
Elena became part of Judy Murray’s promising group of young Scottish players, which also includes Judy's own sons Andy and Jamie.
Elena Baltacha of Great Britain plays a forehand during the Women's Singles Tennis match against Ana Ivanovic of Serbia on Day 3 of the London 2012 Olympic Games at the All England Lawn Tennis and Croquet Club in Wimbledon
But Elena had a career troubled by illness and retired from the sport late last year.
Elena Baltacha hits a forehand during the Ladies Singles match against Flavia Pennetta of Italy at Wimbledon in 2013
She had a career troubled by illness and retired from the sport late last year. Current British number one Laura Robson paid tribute to her friend and team-mate on social media. She said: "Impossibly sad. Forever a teammate. Sweet dreams Bally."