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Related Experiment Videos

Amniocentesis and chorionic villus sampling.

R D Wilson1

  • 1Division of Maternal Fetal Medicine, University of British Columbia BC Women's Hospital, Vancouver, Canada. dwilson@cw.bc.ca

Current Opinion in Obstetrics & Gynecology
|May 17, 2000
PubMed
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Invasive prenatal diagnosis, including chorionic villus sampling and amniocentesis, remains crucial for high-risk pregnancies. This review covers procedural risks, new technologies, and diagnostic capabilities for genetic conditions.

Area of Science:

  • Medical Genetics
  • Obstetrics and Gynecology
  • Prenatal Medicine

Background:

  • Invasive prenatal diagnosis is essential for detecting genetic disorders in high-risk pregnancies.
  • Chorionic villus sampling (CVS) is preferred in the first trimester, while amniocentesis is common in the mid-trimester.
  • Early amniocentesis is associated with higher risks, including pregnancy loss and birth defects.

Purpose of the Study:

  • To review the risks associated with invasive prenatal diagnostic techniques.
  • To explore advancements in technology for prenatal testing.
  • To report on novel diagnoses achievable through amniocentesis and CVS.

Main Methods:

  • Review of current literature on invasive prenatal diagnosis techniques.
  • Analysis of procedural risks and outcomes for first-trimester CVS and mid-trimester amniocentesis.

Related Experiment Videos

  • Evaluation of emerging technologies and their application in prenatal genetic testing.

    • Main Results:

    • Mid-trimester amniocentesis has a post-procedural loss rate of 0.5-1%.
    • New technologies are enhancing the diagnostic capabilities of invasive prenatal procedures.
    • Expanded diagnostic potential for various genetic conditions using amniocentesis and CVS.

    Conclusions:

    • Invasive prenatal diagnosis remains a vital tool for managing genetic risks in pregnancy.
    • Understanding technique-specific risks and advancements is crucial for informed clinical practice.
    • Ongoing technological innovation promises broader and more accurate prenatal genetic diagnoses.