Heitling's personal best in the event is 9:41.22 achieved in 2009 in London. This was the
Brazilian and
South American record on the steeplechase until 2016, when
Juliana Paula dos Santos ran 3 seconds faster. In 2013, Heitling tested positive for a banned stimulant
Methylhexaneamine and was disqualified for 1 year. The ban lasted from 7 June 2013 to 6 June 2014. ==Competition record==