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Published on: March 5, 2016
Long-term cognitive functions in neonatal short bowel syndrome patients
1Clinical Nutrition Center, Shanghai Jiao Tong University, School of Medicine, Xin Hua Hospital, Shanghai, China.
Insights
Neonatal short bowel syndrome (SBS) survivors weaned off parenteral nutrition (PN) for over two years show normal growth and cognitive development. This study found no strong link between SBS and later nutritional or cognitive issues in children.
Area of Science:
- Pediatric Gastroenterology
- Developmental Neuroscience
- Neonatal Medicine
Background:
- Neonatal short bowel syndrome (SBS) is a severe condition requiring significant medical intervention.
- Long-term neurodevelopmental outcomes for SBS survivors are not fully understood.
- Parenteral nutrition (PN) is critical for SBS management but may have associated risks.
Purpose of the Study:
- To assess the long-term cognitive development in children with a history of neonatal SBS.
- To evaluate growth parameters and nutritional status in this cohort.
- To investigate potential correlations between SBS severity and neurocognitive outcomes.
Main Methods:
- Retrospective review of medical records for nine neonatal SBS patients.
- Assessment of anthropometric measurements, blood tests, and cognitive functions using age-appropriate IQ tests (WAIS-R, WPPSI-R, WISC-R) and BSID.
- Follow-up data analyzed for patients weaned off PN for over two years.
Main Results:
- Eight of nine patients completed follow-up; all were weaned off PN for a mean of 7.4 years.
- Normal growth parameters (weight, height, BMI) were observed in 7/8 patients.
- Cognitive evaluations revealed normal development in all 8 patients, with two showing verbal/performance discrepancies.
Conclusions:
- Neonatal SBS survivors successfully weaned from PN demonstrate normal long-term growth and cognitive function.
- No significant correlation was found between SBS and long-term nutritional or cognitive deficits.
- Further large-scale, controlled studies are recommended to confirm these findings.
Objective:
The aim of the study was to evaluate the long-term effects of neonatal short bowel syndrome on cognitive functions during development.
Subjects And Methods:
Nine patients diagnosed with short bowel syndrome during the neonatal period were enrolled in this study. Their medical records were reviewed; anthropometric measurements and blood tests were assayed; IQ tests (the Chinese versions of WAIS-R, WPPSI-R and WISC-R) were performed depending on their age, and a BSID assessment was carried out in those patients less than 4 years old.
Results:
Eight of 9 patients were followed up except for one patient who died in a car accident at the age of three. All patients had been weaned off parenteral nutrition for more than 2 years. The average residual small bowel length was 58.1 cm (range 35-70 cm), and the mean parenteral nutrition (PN) duration was 73.1 days (43-147 days). The mean duration of the period without PN was 7.4 years (range 2.1-17.1 years). Weight, height and BMI for age were normal in 7 children except for 1 child, who was overweight. Hemoglobin and albumin concentrations were normal in all 8 patients. Evaluation of cognitive development showed normal results for all 8 patients while a verbal/performance discrepancy was found in 2.
Conclusion:
Patients with neonatal SBS who were weaned off PN for more than 2 years were found to have normal growth and cognitive development during this long-term follow-up. There was no evidence for a strong correlation between SBS and nutritional/cognition disorder. Longer term and controlled studies with a larger sample size are warranted.
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