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Sinusoidal fetal heart rate pattern associated with gastroschisis.
J P Elliott1, R J Castro, D F O'Keeffe
1Good Samaritan Medical Center, Phoenix, AZ 85006.
American Journal of Perinatology
|July 1, 1988
Summary
A rare case of true sinusoidal fetal heart rate was observed in a fetus with gastroschisis. This distinctive fetal heart rate pattern may be linked to elevated arginine vasopressin levels in fetuses with anomalies.
Area of Science:
- Perinatology
- Fetal Medicine
- Neonatology
Background:
- The sinusoidal fetal heart rate pattern is a rare, non-reassuring fetal heart rate (FHR) tracing.
- It is typically associated with fetal anemia, hypoxia, or other significant fetal distress.
- Gastroschisis is an abdominal wall defect with variable perinatal outcomes.
Observation:
- A case report details a true sinusoidal FHR pattern in a fetus diagnosed with gastroschisis.
- No other common causes of sinusoidal FHR, such as fetal anemia, were identified.
- The case highlights a potential association between fetal anomalies and specific FHR patterns.
Findings:
- The study presents a unique association between fetal gastroschisis and a true sinusoidal FHR.
- The underlying pathophysiologic mechanism remains unclear.
- A hypothesis suggests elevated arginine vasopressin levels in anomalous fetuses may trigger the sinusoidal FHR response.
Implications:
- This case expands the understanding of potential causes for sinusoidal FHR patterns.
- It suggests that fetal anomalies, like gastroschisis, should be considered in the differential diagnosis of sinusoidal FHR.
- Further research is needed to elucidate the role of arginine vasopressin in this association.