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Related Experiment Videos

Oxytocin challenge test.

A B Weingold, T P DeJesus, J O'Keiffe

    American Journal of Obstetrics and Gynecology
    |November 1, 1975
    PubMed
    Summary
    This summary is machine-generated.

    The oxytocin challenge test (OCT) is reviewed for high-risk pregnancies. A negative OCT reliably indicates fetal well-being, while positive results warrant closer fetal monitoring during labor.

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    Area of Science:

    • Obstetrics and Gynecology
    • Perinatal Medicine
    • Fetal Monitoring

    Background:

    • The oxytocin challenge test (OCT) is a diagnostic tool used in high-risk pregnancies.
    • Accurate interpretation of OCT is crucial for assessing fetal well-being.
    • Technical aspects can influence the test's physiological relevance and quantification.

    Purpose of the Study:

    • To review the indications, interpretation, and practical application of the oxytocin challenge test (OCT).
    • To correlate OCT results with clinical pregnancy complications and antepartum indices of fetal well-being.
    • To evaluate the reliability of OCT in identifying fetuses at risk.

    Main Methods:

    • Review of 375 oxytocin challenge tests (OCTs) performed on 154 patients.
    • Correlation of OCT results with clinical pregnancy data, estriol levels, serial cephalometry, and amniocentesis findings.

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  • Detailed analysis of unsatisfactory, false-positive, and false-negative OCT results.

    • Main Results:

    • Thirty-four positive or suspicious OCTs were observed in 22 patients.
    • False-positive OCT results were common (47.9%), while false-negative results were rare (2.8%).
    • Negative OCTs demonstrated a high degree of reliability in high-risk pregnancies.

    Conclusions:

    • The negative oxytocin challenge test (OCT) is a reliable indicator of fetal well-being in high-risk pregnancies.
    • Positive or suspicious OCTs provide valuable data and necessitate increased fetal monitoring during labor.
    • Attention to technical details is essential for a non-physiologic and quantifiable OCT.