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Growth aberration in multiple pregnancy.

Isaac Blickstein1

  • 1Department of Obstetrics and Gynecology, Kaplan Medical Center, 76100 Rehovot, Israel. blick@netvision.net.il

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|January 13, 2005
PubMed
Summary

Multiple pregnancies present unique metabolic demands, requiring increased maternal weight gain. Growth patterns differ from singletons; small-for-gestational-age (SGA) multiples should be managed cautiously, similar to SGA singletons.

Area of Science:

  • Maternal-fetal medicine
  • Reproductive endocrinology
  • Neonatal nutrition

Background:

  • Multiple pregnancies (twins, triplets, etc.) impose significant metabolic stress on the mother.
  • Nutritional requirements, including weight gain, are elevated during multiple gestations.
  • Standard growth charts for singletons are often inappropriate for assessing fetal growth in multiples.

Purpose of the Study:

  • To highlight the distinct metabolic challenges and growth patterns in multiple pregnancies.
  • To differentiate normal smaller size in multiples from pathological growth restriction.
  • To provide guidance on managing suspected small-for-gestational-age (SGA) fetuses in multiple gestations.

Main Methods:

  • Review of established physiological principles of multiple gestation.

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  • Analysis of comparative growth data between singleton and multiple pregnancies.
  • Discussion of clinical management strategies for suspected fetal growth restriction in multiples.

    • Main Results:

    • Multiples inherently exhibit different growth trajectories compared to singletons.
    • A smaller size in multiples does not automatically indicate pathological growth restriction.
    • Singleton growth standards are inadequate for evaluating fetal development in multiple pregnancies.

    Conclusions:

    • Maternal metabolic demands in multiple pregnancies necessitate specific dietary and weight gain recommendations.
    • Clinical assessment of fetal growth in multiples requires specialized consideration, distinct from singleton norms.
    • Suspected SGA in multiple pregnancies warrants careful evaluation, potentially adopting management strategies used for SGA singletons.