Evaluation of the efficacy of intrauterine treatments of twin-to-twin transfusion syndrome using myocardial performance index

Prognosis of twin-to-twin transfusion syndrome (TTTS) varies depending on the Quintero stage and fetal cardiac function. The purpose of our study was to evaluate fetal cardiac function before and after different intrauterine treatments of TTTS through myocardial performance index (MPI).