This 3-day embryo is highly fragmented, which is not a good indicator.
Therefore, it presents a grade IV embryo quality. This means its fragmentation rate is higher than 40% of its volume and, in addition, the blastomeres are unequal in size.
By Edurne Martínez Sanz BSc, MSc (senior clinical embryologist), José Muñoz Ramírez BSc, MSc, PhD (senior clinical embryologist), Mark P. Trolice MD, FACOG, FACS, FACE (reproductive endocrinologist), Marta Barranquero Gómez (embryologist), Neus Ferrando Gilabert BSc, MSc (embryologist), Zaira Salvador BSc, MSc (embryologist) and Romina Packan (invitra staff).
Last Update: 04/01/2014