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How do chromosomal abnormalities affect a woman's fertility?

Jennifer A. Kalich, MD
OBGYN (Obstetrics & Gynecology)
Chromosomal abnormalities in eggs are one of the main causes of decreased fertility and increased miscarriage risk. This also increases the risk of miscarriage if a couple does conceive. A patient age 40 or older has up to a 50% risk of miscarriage. Genetic counseling is offered to women who conceive and will deliver at age 35 or older. Prenatal testing may be considered with amniocentesis or chorionic villus sampling to test for chromosomal abnormalities.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.