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RACS ASC 2026
Defining an ideal age and weight for stoma closure after neonatal surgery
Verbal Presentation

Verbal Presentation

5:05 pm

01 May 2026

Meeting Room M3

RESEARCH PAPERS

Presentation Description

Institution: Waikato Hospital - Waikato , Aotearoa New Zealand

Purpose: We have followed a weight (Wt) of 2.5 Kg and gestational age (GA) of 34 weeks for stoma closure in neonates based on a previous study presented to RACS 25 years ago. This study was conducted to reset these thresholds to minimise post- operative complications. Methodology: Retrospective study at Waikato Hospital (2015–2025) on neonates undergoing stoma closure for neonatal bowel pathology was conducted. Colostomies due to Hirschsprung disease and anorectal malformations were excluded. Complications were graded using Clavien–Dindo (CD) classification against weight and gestational age at stoma closure. IBM SPSS program was used for statistical analysis. Institutional approval number was 4551P. Results: Sixty three neonates underwent stoma closure. Mean birth Wt was 1.4 Kg (SD 0.96) and mean GA at birth was 29 weeks (SD 5.4). The mean Wt at stoma closure was 3.1 Kg (SD 1.7) and GA 43 weeks (SD 10). Twenty seven (43%) had no complications (CD grade 0). Twelve had CD 1&2 (19%). Twenty four had CD≥3 (38%). The mean Wt was 3.1 Kg (SD 1.7) and GA was 43.4 weeks (SD 10) at stoma closure. Both Wt and GA at closure had a mild negative correlation with no statistical significance (p=0.1 and 0.9 respectively) on Spearman’s correlation. The complications were less over 3 Kg and after 40 weeks GA on scatter plot. Re-feeding into the distal stoma in some neonates may have mitigated early closure. Conclusion: In this single-centre cohort, GA and weight at stoma closure were not statistically associated with the severity of postoperative complications although there was a mild negative correlation. The weight and height threshold could be elevated further to minimise complications in the absence of competing surgical indications such as fluid losses and poor weight gain. These findings support multi-centre collaboration and standardised data capture to set evidence-based benchmarks
Presenters
Authors
Authors

Dr Viha Vig - , Dr Tara Mookerjee - , Dr Claire Mccrostie - , Dr Sridharan Jayaratnam - , Dr Stephen Adams - , Dr Udaya Samarakkody -