A report of dizygotic monochorionic twins complictated with twin-to-twin transfusion syndrome

Introduction: So far it is widely accepted that monochorionic twins are exclusively monozygotic and therefore of the same sex. Twin-to-twin transfusion Syndrome (TTTS) is a well known complication of monochorionic multiple gestations and occurs in about 10%. We describe a rare case of dizygotic monochorionic twins that underwent laser therapy for TTTS. CASE REPORT: This pregnancy was conceived after ICSI treatment. First trimester ultrasound showed a viable twin pregnancy with findings indicative of monochorionic diamniotic twinning. At 18 weeks, there was development of severe TTTS, which was treated initially…