Maria Flores Casteleiro

Problem statementMultiple pregnancies represent about 3% of all pregnancies. Twin pregnancies are the most frequent and can be classified as monozygotic (1/3) or dizygotic (2/3). Morbidity and mortality in multifetal pregnancy is higher than unifetal and change according to chorionicity. Compared with dichorionic twins, monochorionic twins have a higher frequency of fetal and neonatal mortality, as well as morbidities, such as fetal and congenital...