Colósio has won the Gold medal partnering Joana Cortez at the 2003 Pan American Games, as well as two singles and eleven doubles titles on the ITF circuit in her career.

In 1997, between January and March, Bruna reached eight consecutive doubles finals in eight weeks, winning six titles.

Her defeats came through the hands of the year-end number-one pair, Cara Black and Irina Selyutina.

[1] Her career highlights include a gold medal at the Pan American Games in Santo Domingo, partnering Joana Cortez,[2] two ITF single titles and eleven ITF doubles titles.

Colósio also played in eight ties for the Brazil Fed Cup team, in 2001, 2003–04, with a 7–6 record.