• Leyna Gonzalez was born healthy after UM/ Jackson Memorial fetal surgeons removed a tumor from her mouth while she was still in her mother's womb. Courtesy Jackson Memorial Hospital

  • Doctors found a mass growing outside of Leyna's mouth at 17 weeks of gestation. Dr. Ruben Quintero and Dr.Eftichia Kontopoulos performed the first surgery of its kind on Leyna, before she was born. Courtesy Jackson Memorial Hospital

  • Happy parents Tammy and Alain Gonzalez at Leyna's birth, almost two years ago. Courtesy Jackson Memorial Hospital

  • Brother A.J. Gonzalez, 7, cradles baby Leyna the day she was born. Courtesy Jackson Memorial Hospital

  • The ultrasound image of Leyna Gonzalez at 17 weeks of gestation shows the tumor, which looks like a bubble coming out of her mouth. Courtesy Jackson Memorial Hospital

  • Doctors removed an oral tumor from the mouth of Leyna Gonzalez, now 20 months old, while she was still in her mother's womb. She appeared with her mother, Tammy, father Alain and brother A.J. at a press conference hursday with University of Miami/ Jackson Memorial doctors Ruben Quintero (at left) and Eftichia Kontopolous who performed the surgery. PATRICK FARRELL / MIAMI HERALD STAFF