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Fertility Glossary

Mosaic embryo

An embryo in which the biopsy showed a mix of normal and abnormal cells.

Genetics & PGT

Some mosaic embryos can result in healthy babies. Whether to transfer one is a decision to make with your clinic and genetic counselling.

Also known as: mosaicism, mosaic result

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Sources

Last reviewed: 23 September 2026. Written by the Antega Editorial Team. General information only — always follow the advice of your own clinic, doctor or pharmacist.

Related terms

PGT-A

Preimplantation genetic testing for aneuploidy.

Euploid embryo

An embryo tested as having the expected number of chromosomes.

Genetic counselling

Specialist support to understand inherited conditions and testing.

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