Related Experiment Video
Updated: Aug 22, 2026
Transuterine Fetal Tracheal Occlusion Model in Mice
Published on: February 5, 2021
Congenital duodenal obstruction: does prenatal diagnosis improve the outcome?
Daniel Guimarães Bittencourt1, Ricardo Barini, Sergio Marba
1Division of Pediatric Surgery, Department of Surgery, School of Medical Sciences, Campinas State University-UNICAMP, 13276-080, Campinas-São Paulo, Brazil. daniel_bittencourt@hotmail.com
Insights
Prenatal diagnosis of congenital duodenal obstruction (CDO) significantly improves outcomes. Early detection leads to quicker surgery, fewer complications, and shorter hospital stays for affected newborns.
Area of Science:
- Neonatal surgery
- Pediatric surgery
- Fetal medicine
Background:
- Congenital duodenal obstruction (CDO) requires timely intervention.
- Prenatal diagnosis of CDO offers crucial information for management.
- Planning delivery, resuscitation, and surgery is vital for affected neonates.
Purpose of the Study:
- To compare outcomes of newborns with and without prenatal diagnosis of CDO.
- To evaluate the impact of prenatal diagnosis on neonatal care and morbidity.
- To assess the benefits of early intervention in congenital duodenal obstruction.
Main Methods:
- Retrospective review of 23 newborns with CDO.
- Comparison of two groups: prenatal diagnosis (Group I) vs. no prenatal diagnosis (Group II).
- Analysis of diagnosis confirmation, surgery, feeding, and hospital discharge times.
Main Results:
- 44% of CDO cases had prenatal diagnosis.
- Prenatal diagnosis led to earlier postnatal confirmation (1 day vs. 5.7 days).
- Group I patients had significantly lower ages at surgery, feeding, discharge, and fewer complications.
Conclusions:
- Prenatal diagnosis of CDO facilitates earlier surgical repair and improved outcomes.
- Early intervention reduces morbidity, hospitalization duration, and associated costs.
- Prenatal diagnosis is crucial for optimizing care and reducing the burden of CDO.
Abstract:
Prenatal diagnosis of congenital duodenal obstruction (CDO) provides information about associated anomalies; helps plan the delivery, resuscitation, and neonatal surgery; and allows for appropriate family counseling. This report compares the outcomes of two groups of newborns: one with prenatal diagnosis of CDO (group I) and the other without (group II). Charts of the 23 newborns with CDO admitted to the Hospital of UNICAMP between 1993 and 2001 were retrospectively reviewed. Ten (44%) newborns had prenatal diagnosis of CDO. Among group I patients, the postnatal diagnosis was confirmed on the 1st day of life, whereas patients without prenatal diagnosis (group II) had the diagnosis of CDO confirmed at a mean age of 5.7 days ( p=0.004). The mean ages at surgery, at total oral feeding, and at hospital discharge were also statistically lower among infants with prenatal diagnosis, and more complications occurred in group II patients. The earlier care could explain the statistically lower morbidity for patients with prenatal diagnosis, since they were able to undergo further investigation and surgical repair before any impairment to their clinical status could take place. We believe that prenatal diagnosis of CDO, associated with earlier surgery and adequate postoperative support, can provide lower morbidity, decrease the hospitalization period, and, therefore, decrease its costs to the state and to society.