[Expert Solution]: A 42-year-old primigravida presents to her…

A 42-year-old primigravida presents to her gynecologist for a routine prenatal visit at 11 weeks of gestation. Her pregnancy has been uneventful to date.She denies smoking and the use of alcohol or any illicit drugs. Her medical history is significant for hypothyroidism following Hashimoto thyroiditis which is well controlled with levothyroxine. She has a blood pressure of 110/70 mm Hg, heart rate of 95/min, respiratory rate of 20/min, and temperature of 36.4deg C (97.5deg F). Her physical examination is unremarkable. A transvaginal ultrasound reveals increased nuchal translucency in the fetus. Laboratory studies show decreased levels of pregnancy-associated plasma protein-A (PAPP-A) and increased levels of -human chorionic gonadotropin (B-hCG).The child will have an increased risk of developing which of the following conditions at a younger age compared to the general population? A. Vaginal adenosis B. Huntington disease C. Alzheimer disease D. Ebstein anomaly E. Ulcerative colitis