Abstract:
Fetoscopy for fetal-fetal transfusion syndrome is the most frequent fetal surgery performed
in the world. The results should be reported, so that the patients can choose their
choice of care. Objective: To determine the results of fetal surgery on twin-to-twin transfusion
syndrome. Design: Retrospective study. Setting: Clínica Alemana, Santiago, Chile.
Participants: Pregnant women with twins. Interventions: Fetal surgery was performed
under local anesthesia, with 3.3mm fetoscopy-specific Storz endoscopes. Main outcome
measures: Fetal survival. Results: The series of cases began in the year 2005, and to date
71 surgeries were carried out, with 69 that resolved their pregnancy. Thirty-three women
had both living children (48%), 25 only one living child (36%) and 11 concluded without living
children (16%). Conclusions: The rate of pregnancies with one or both children born alive
was 84%, exceeding 90% in the last 30 cases. There were 6 patients from Peru, of which
four had two living children.