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Related Experiment Videos

Choroid plexus cysts do not affect fetal neurodevelopment.

J A DiPietro1, K A Costigan, E A Cristofalo

  • 1Department of Population and Family Health Sciences, Johns Hopkins Bloomberg School of Public Health, 615 N Wolfe Street, Baltimore, MD 21205, USA. jdipietr@jhsph.edu

Journal of Perinatology : Official Journal of the California Perinatal Association
|August 4, 2006
PubMed
Summary

Isolated choroid plexus cysts (CPCs) found during routine prenatal ultrasound do not appear to impact fetal development or growth. These cysts detected via ultrasound do not pose a threat to fetal development.

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Area of Science:

  • Obstetrics and Gynecology
  • Fetal Medicine
  • Prenatal Diagnostics

Background:

  • Choroid plexus cysts (CPCs) are common findings during routine prenatal ultrasounds.
  • The clinical significance of isolated CPCs, particularly regarding fetal development, remains a subject of ongoing research.
  • Existing literature often presumes CPCs with normal karyotypes are benign, but empirical evidence is limited.

Purpose of the Study:

  • To investigate the association between isolated choroid plexus cysts (CPCs) identified during routine ultrasound and subsequent fetal growth and neurobehavioral development.
  • To provide empirical data supporting or refuting the presumed benign nature of isolated CPCs.

Main Methods:

  • A prospective, case-control study involving 35 cases with CPCs and 67 controls.

Related Experiment Videos

  • Fetal growth was assessed through serial ultrasound measurements of femur length, biparietal diameter, head circumference, and abdominal circumference at multiple gestational points.
  • Neurobehavioral development was evaluated using 50-minute recordings of fetal heart rate, motor activity, and their interrelationship at 24, 28, 32, and 36 weeks of gestation.

    • Main Results:

    • Longitudinal analysis showed no significant differences in fetal heart rate patterns, fetal movements, or fetal movement-fetal heart rate coupling between CPC cases and controls.
    • While CPC cases exhibited slightly smaller head and abdominal circumferences at 28 weeks gestation, these differences resolved by 36 weeks.
    • CPC detection was more frequent when routine ultrasounds were performed earlier in gestation.

    Conclusions:

    • Prenatally detected choroid plexus cysts, when isolated and with normal karyotypes, do not appear to be associated with adverse fetal growth or neurobehavioral development.
    • The findings suggest that isolated CPCs are not indicative of a threat to fetal development.
    • Further research may explore the long-term implications, if any, of isolated CPCs.