Chapter 86. Twins, Triplets, and Beyond

  1. John T. Queenan MD Professor Chairman Emeritus1,
  2. John C. Hobbins MD Professor of Obstetrics2,
  3. Catherine Y. Spong MD Chief3
  1. Jacquelyn K. Chyu MD

Published Online: 30 APR 2009

DOI: 10.1002/9781444312904.ch86

Book Title

Protocols for High-Risk Pregnancies, Fourth Edition

Protocols for High-Risk Pregnancies, Fourth Edition

Additional Information

How to Cite

Chyu, J. K. (2009) Twins, Triplets, and Beyond, in Protocols for High-Risk Pregnancies, Fourth Edition (eds J. T. Queenan, J. C. Hobbins and C. Y. Spong), Blackwell Publishing Ltd., Oxford, UK. doi: 10.1002/9781444312904.ch86

Editor Information

  1. 1

    Department of Obstetrics and Gynecology, Georgetown University School of Medicine, 3257 N Street NW, Washington, DC 20007, USA

  2. 2

    University of Colorado Health Sciences Center, Department of Obstetrics and Gynecology, 4200 East 9th Avenue, B-198, Denver, CO 80262, USA

  3. 3

    National Institute of Child Health and Human Development, Center for Developmental Biology and Perinatal Medicine, Pregnancy and Perinatology Branch, National Institutes of Health, 6100 Executive Bivd, Bethesda, MD 20892-7510, USA

Author Information

  1. University of Colorado Health Sciences Center, Department of Obstetrics and Gynecology, 4200 East 9th Avenue, B-198, Denver, CO 80262, USA

Publication History

  1. Published Online: 30 APR 2009
  2. Published Print: 9 SEP 2005

ISBN Information

Print ISBN: 9781405125796

Online ISBN: 9781444312904

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CHAPTER TOOLS

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Keywords:

  • twins, triplets and higher order births;
  • monozygotic and dizygotic number of ova responsible for multiple gestations;
  • monozygotic pregnancy - single fertilized ovum;
  • dizygotic pregnancy - fertilization of two separate ova;
  • placentation;
  • determination of chorionicity in multiple gestation;
  • early ultrasound - to confirm expected date of confinement (EDC) and assessing chorionicity;
  • medications and nutritional requirements

Summary

This chapter contains sections titled:

  • Introduction

  • Pathophysiology

  • Placentation

  • Diagnosis

  • Management

  • Complications

  • Suggested Reading

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