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Related Experiment Videos

"Meconiumcrit" and birth asphyxia.

K J Trimmer1, L C Gilstrap

  • 1Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas 75235-9032.

American Journal of Obstetrics and Gynecology
|October 1, 1991
PubMed
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Meconium consistency, determined by meconiumcrit, did not correlate with newborn acidemia or Apgar scores. Thick meconium was associated with a small risk of meconium aspiration syndrome, but all newborns recovered well.

Area of Science:

  • Obstetrics and Gynecology
  • Neonatal Medicine
  • Perinatal Research

Background:

  • Meconium-stained amniotic fluid is a common intrapartum complication.
  • Characterizing meconium consistency is important for assessing neonatal risk.
  • Objective methods for meconium characterization are needed.

Purpose of the Study:

  • To evaluate the correlation between meconium consistency (meconiumcrit) and neonatal outcomes.
  • To assess the relationship between meconium type and acidemia, Apgar scores, and meconium aspiration syndrome.
  • To determine if meconium consistency predicts birth asphyxia.

Main Methods:

  • Determination of meconiumcrit in 106 women with meconium-stained amniotic fluid.
  • Classification of meconium into thin, moderate, and thick categories.

Related Experiment Videos

  • Analysis of correlations with umbilical artery pH, Apgar scores, and meconium aspiration syndrome.

    • Main Results:

    • 58% had thin, 34% moderate, and 8% thick meconium.
    • No correlation found between meconium type and newborn acidemia (pH < 7.20).
    • Meconium aspiration syndrome occurred in 2 of 9 infants with thick meconium; no cases in thin or moderate meconium groups.

    Conclusions:

    • Meconium consistency, assessed by meconiumcrit, does not correlate with acidemia or Apgar scores.
    • A small association exists between thick meconium and meconium aspiration syndrome.
    • Meconium consistency does not appear to be a reliable indicator for defining birth asphyxia.