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Embryo quality

Embryo quality

The zona pellucida (membrane surrounding the cytoplasm of the embryo) is thicker than what is considered as normal.

This does not mean that the embryo has a genetic alteration, but that it will be more complicated for it to break through the zona pellucida in order to implant itself into the endometrium.

By BSc, MSc (senior clinical embryologist), BSc, MSc, PhD (senior clinical embryologist), MD, FACOG, FACS, FACE (reproductive endocrinologist), BSc, MSc (embryologist) and BA, MA (fertility counselor).
Last Update: 04/01/2014
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