Objective The management of twin-twin transfusion syndrome (TTTS) in its early stages (Quintero Stages I and II) is controversial. We describe the prevalence, severity, incidence and rate of progression of recipienttwin cardiomyopathy in Stages I and II TTTS.
Methods Among 451 cases of TTTS evaluated between 2004 and 2009, 123 (27.3%)