Question 4 of 10

A 39-year-old woman presents for a prenatal visit. She was late to initiate prenatal care and had a quadruple marker test performed as part of prenatal genetic screening. Results reveal very low human chorionic gonadotropin and estriol levels in addition to low alpha-fetoprotein and inhibin A levels. Which of the following is the most likely diagnosis?

A Sex chromosome aneuploidy
BTrisomy 13
CTrisomy 18
D Trisomy 21

Free Trial

Want a few more questions? Get free access to the CREOG Qbank. No credit card required.

Full Access

Looking for an all-access pass? Get full access to over 2,000 CREOG-formatted questions in the CREOG Qbank.

Powerful Content
Free For You

Take advantage of study tips and strategies to guide you along the road to certification.