A 27-year-old gravida 4, para 3 was found to have anhydramnios at 14 w
eeks' gestation following a size/date discrepancy noted al her routine
prenatal visit, A detailed ultrasound revealed multiple fetal anomali
es including congenital heart defect, chest hypoplasia, and bilateral
dysplastic kidneys. Karyotype revealed trisomy 16 in 15/15 cells from
a tissue specimen obtained from the fetal cord insertion site followin
g elective pregnancy termination.