[Gynaecology-obstetrics. Invasive prenatal diagnosis and in utero surgical treatments: what is new?]. / Gynécologie-obstétrique. Nouveautés concernant le diagnostic prénatal invasif et les traitements chirurgicaux in utero.

Early ultrasonographic antenatal diagnosis permits to perform intrauterine treatment to improve the prognosis of the fetus. These interventions are, however, invasive and associated with risks. In 2004, the results of the randomized trial comparing treatment options in the case of twin-to-twin transfusion syndrome were published. We summarize in this article the current knowledge on invasive fetal therapy.