Noninvasive Prenatal Screening Guideline Development
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Questions and Answers

What is the main focus of the workgroup mentioned in the text?

  • Developing a guideline for the use of NIPS for pregnant individuals at general risk for trisomies. (correct)
  • Reviewing the existing guidelines for traditional prenatal screenings.
  • Conducting a study on the prevalence of fetal trisomies in twin gestations.
  • Evaluating the utility of invasive prenatal screening methods for chromosomal disorders.

Which framework was used by the NIPS Evidence-Based Guideline Work Group to draft recommendations?

  • Grading of Recommendations Assessment, Development, and Evaluation Evidence to Decision framework (correct)
  • Peer Evaluation and Clinical Assessment System
  • American College of Medical Genetics and Genomics Review Process
  • Grading System for Clinical Practice Guidelines

According to the results, what did the evidence consistently show about NIPS compared to traditional screening methods?

  • There is no significant difference in accuracy between NIPS and traditional methods.
  • NIPS is less accurate than traditional methods.
  • NIPS is more accurate for trisomies 21, 18, and 13 in singleton and twin gestations. (correct)
  • NIPS has limited utility in detecting chromosomal disorders.

What was identified as an emerging area of interest related to NIPS?

<p>Detection of rare autosomal trisomies and other microdeletion syndromes (B)</p> Signup and view all the answers

According to the conclusion, what does the ACMG strongly recommend regarding NIPS?

<p>Offering NIPS to screen for fetal sex chromosome aneuploidy (B)</p> Signup and view all the answers

What was the process the guideline underwent before approval by the ACMG Board of Directors?

<p>Extensive internal and external peer review with a public comment period (C)</p> Signup and view all the answers

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