Selected images of the placenta, umbilical cord insertions and membranes in an MCDA pregnancy. Note the typical appearance of the intertwin membrane with "T-sign" at the margin. There is a single anterior placenta. Twin 1 (maternal left) cord insertion is centric, twin 2 (maternal right) has a velamentous cord insertion.
Images of fetal morphology are not provided, however were normal and growth concordant.