Sentence Examples


  • Amniocentesis is a more invasive test that carries a higher risk of complications than blood tests or ultrasonography, but is able to determine more precisely the presence of certain birth defects.
  • Ultrasonography, computed tomography scans (CT scan), and magnetic resonance imaging (MRI) may provide visual confirmation of a diagnosis or help to determine the extent of involvement.
  • Diagnostics and Routine Testing explains the latest tests for antibody, antigen, and how to use diagnostic tools such as radiology and ultrasonography.
  • Between ten and 14 weeks of gestation, ultrasonography may be used to measure a small collection of fluid beneath the skin at the back of the neck.
  • Potential tests include maternal serum alpha-fetal protein analysis or screening, ultrasonography, amniocentesis, and chorionic villus sampling.