She represented Brazil at the 2020 Summer Olympics and finished 6th in the 1500m freestyle at the 2022 World Championships.

[4][2] At the 2022 World Aquatics Championships, in Budapest, Hungary, in the Women's 1500 metre freestyle event, she finished sixth with a time of 16:05.25, a new Brazilian record, and the best position ever obtained by a Brazilian in the event.

[5] On 29 October 2022, Dizotti won the silver medal in the short course 1500 metre freestyle at the 2022 FINA Swimming World Cup in Toronto, Canada, finishing in a Brazilian record and personal best time of 15:48.82.

[6][7] The following month, on 30 November, she placed fourth in the 800 metre freestyle at the 2022 U.S. Open Swimming Championships, held in Greensboro, United States, with a time of 8:40.10.

[9] On the fourth and final day, she won the silver medal in the 1500 metre freestyle with a time of 16:18.40.