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Type 2 diabetes and pregnancy.

Fidelma Dunne1

  • 1Department of Medicine, Clinical Science Institute, University College Hospital, Galway, Ireland. fidelma.dunne@nuigalway.ie

Seminars in Fetal & Neonatal Medicine
|June 1, 2005
PubMed
Summary

Type 2 diabetes in pregnant women is rising and poses significant risks, including higher rates of perinatal mortality and congenital malformations. Early identification and intervention are crucial for improving pregnancy outcomes.

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Area of Science:

  • Obstetrics and Gynecology
  • Endocrinology
  • Public Health

Background:

  • Type 2 diabetes incidence is increasing, particularly among younger individuals due to rising obesity rates.
  • A growing number of women of child-bearing age are diagnosed with type 2 diabetes, leading to increased encounters in antenatal clinics.
  • Type 2 diabetes is often mistakenly considered benign, despite its significant impact on pregnancy outcomes.

Purpose of the Study:

  • To highlight the serious pregnancy complications associated with type 2 diabetes.
  • To emphasize the need to address the misconception of type 2 diabetes as a benign condition during pregnancy.
  • To advocate for improved strategies for early identification and management of type 2 diabetes in pregnant women.

Main Methods:

  • Review of pregnancy outcomes in women with type 2 diabetes.
  • Comparison of complication rates (perinatal mortality, congenital malformations, hypertension, pre-eclampsia, postpartum hemorrhage, operative delivery) with background populations and type 1 diabetes.
  • Analysis of current approaches to managing type 2 diabetes in pregnancy.

Main Results:

  • Pregnancy in women with type 2 diabetes shows significantly higher rates of perinatal mortality (25/1000) and congenital malformations (99/1000) compared to the general population.
  • Complication rates are comparable to those observed in type 1 diabetes.
  • Increased rates of hypertension, pre-eclampsia, postpartum hemorrhage, and operative delivery are noted in this population.

Conclusions:

  • Type 2 diabetes in pregnancy is a serious condition with adverse outcomes, not a benign form of diabetes.
  • Dispelling the myth of benignity is essential for improving maternal and fetal health.
  • Enhanced educational programs, population screening, and improved access to services are vital for early identification and effective counseling of pregnant women with type 2 diabetes.

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