Abstract Study question Are there a morphological features measured in coronal plane obtained by tridimensional transvaginal sonography (3D-TVS), associated with euploid blastocyst implantation? Summary answer Mean laeral angle (mLA) below 143 degrees was lower clinical pregnancy rate among 47 transfers. What is known already The ESHRE/ESGE 2013 consensus on uterine malformation clustered Class...