Laboratory Genomics

CELL-FREE DNA IN PRENATAL SCREENING (MLS)

Learning Lab for Medical Laboratory Scientists

Author information
Christina Lockwood, PhD, DABCC, DABMGG
Dr Lockwood disclosed no conflict of interest

Learning objectives:

  • Understand the biological sources of cell-free DNA
  • Recognize the technologies available for cell-free DNA prenatal aneuploidy screening
  • Describe the clinical utility of cell-free DNA prenatal aneuploidy screening
  • Know the general performance characteristics for cell-free DNA prenatal aneuploidy tests (sensitivity, positive predictive value, etc.)
  • Identify challenges associated with cell-free DNA prenatal aneuploidy screening
  • Compare cell-free DNA prenatal aneuploidy screening with traditional prenatal screening
  • Understand that incidental findings may arise from cell-free DNA prenatal aneuploidy screening
  • List future applications of cell-free DNA in prenatal tests
START LEARNING NOW