Cell-free DNA testing is a recently introduced method for screening pregnant women for fetal trisomy, which is associated with some common significant genetic diseases, as well as the sex of the fetus. The case described here demonstrates the connection between the ultrasound "vanishing twin" phenomenon and the misdiagnosis of prenatal sex using cell-free DNA testing. ( J Am Board Fam Med 2016;29:411- 413.).
All Science Journal Classification (ASJC) codes
- Public Health, Environmental and Occupational Health
- Family Practice