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A clinical test for diagnosing nuchal cords.
C Mendez-Bauer1, R M Troxell, J E Roberts
1Department of Obstetrics and Gynecology, Chicago Medical School/University of Health Sciences, Cook County Hospital.
The Journal of Reproductive Medicine
|December 1, 1987
Summary
A new noninvasive test detects nuchal cords (umbilical cord around the fetal neck) using fetal heart rate changes. This simple test aids in identifying risks during late pregnancy and labor, potentially reducing perinatal complications.
Area of Science:
- Obstetrics and Gynecology
- Fetal Monitoring
- Perinatal Health
Background:
- Nuchal cords, or umbilical cords around the fetal neck, are a common occurrence during pregnancy.
- Complications from nuchal cords can lead to adverse perinatal outcomes.
- Early detection and management of nuchal cord issues are crucial for fetal well-being.
Purpose of the Study:
- To evaluate a simple, noninvasive clinical test for detecting nuchal cords.
- To assess the test's efficacy in late pregnancy and during labor.
- To determine if the test can aid in reducing perinatal morbidity and mortality.
Main Methods:
- The study involved 88 women near full term and 67 women in labor.
- The test involved recording fetal heart rate changes during transabdominal manual compression of the fetal neck area.
- Sensitivity and specificity of the test were calculated.
Main Results:
- The nuchal cord test demonstrated a sensitivity of 82.3% and a specificity of 89.1%.
- The results were statistically significant in both late pregnancy and labor phases.
- A positive test indicated an impending risk of cord compression.
Conclusions:
- The noninvasive nuchal cord test is a reliable method for detection.
- Positive results warrant close electronic fetal monitoring, especially during labor.
- Routine use of this test can help decrease perinatal morbidity and mortality associated with cord problems.