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Isolated hypertrophic pyloric stenosis and perinatal factors
S Bianca1, M A Barbagallo, C Ingegnosi
1Registro Siciliano Malformazioni Congenite (I.S.MA.C. Registry), Dipartimento di Pediatria, Catania, Italia. sebastiano.bianca@tiscalinet.it
Insights
Infantile hypertrophic pyloric stenosis (IHPS) is a common infant condition. Perinatal factors like sex ratio and parity are associated with IHPS, aiding genetic counseling for recurrence prevention.
Area of Science:
- Pediatric Surgery
- Medical Genetics
- Perinatal Epidemiology
Background:
- Infantile hypertrophic pyloric stenosis (IHPS) is a frequent congenital anomaly necessitating surgical correction in newborns.
- The precise etiology of IHPS remains elusive, with a probable multifactorial origin involving genetic and environmental influences.
- Perinatal factors have been hypothesized to play a role in the development of IHPS.
Purpose of the Study:
- To investigate the association between specific perinatal factors and the occurrence of isolated infantile hypertrophic pyloric stenosis (IHPS).
- To evaluate the potential role of perinatal characteristics in the etiology of IHPS.
- To inform genetic counseling strategies for IHPS recurrence prevention.
Main Methods:
- Analysis of 171 isolated cases of IHPS.
- Data sourced from the Sicilian Registry of Congenital Anomalies.
- Evaluation of perinatal factors including sex ratio and parity.
Main Results:
- A significant association was observed between IHPS and certain perinatal factors, specifically sex ratio imbalance and parity.
- These findings suggest a link between the perinatal environment and IHPS development.
- Further research is required to elucidate the complex interplay of genetic and environmental factors in IHPS etiology.
Conclusions:
- Perinatal factors such as sex ratio and parity are statistically associated with infantile hypertrophic pyloric stenosis (IHPS).
- Identification of these perinatal risk factors can enhance the accuracy of genetic counseling for IHPS.
- This knowledge may contribute to improved recurrence risk assessment and prevention strategies for families affected by IHPS.
Abstract:
Infantile hypertrophic pyloric stenosis (IHPS) is a common condition requiring surgical intervention during the first weeks of life. Up to now the exact etiology of IHPS remains unclear and it is probable that several predisposing risk factors would be associated with the condition. Prompted by the observation that some perinatal factors may be involved in IHPS etiology, we evaluated 171 isolated cases referred to the Sicilian Registry of Congenital Anomalies. Our results show that some perinatal factors like sex ratio imbalance and parity are associated with IHPS, but further investigation is needed to clarify the relationship between genes and other factors involved in IHPS etiology. Therefore the presence of these perinatal factors may be accurately evaluated in genetic counseling to provide a perspective of recurrence prevention.