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Ileal bladder augmentation and vitamin B12: levels decrease with time after surgery
S C Blackburn1, S Parkar, M Prime
1Department of Urology, Great Ormond Street Hospital for Children, Great Ormond Street, London WC1N 3JH, UK.
Journal of Pediatric Urology
|December 25, 2010
Summary
Vitamin B12 deficiency can occur after ileocystoplasty in children. Long-term monitoring of vitamin B12 levels is recommended for these patients.
Area of Science:
- Pediatric Surgery
- Urology
- Nutritional Science
Background:
- Ileocystoplasty is a surgical procedure used in pediatric urology.
- Potential long-term complications, such as vitamin B12 deficiency, require investigation.
Purpose of the Study:
- To investigate the incidence and progression of vitamin B12 deficiency in children following ileocystoplasty.
- To identify factors associated with vitamin B12 levels in this patient cohort.
Main Methods:
- Retrospective analysis of serum vitamin B12 levels in 105 children who underwent ileocystoplasty.
- Correlation of vitamin B12 levels with time since surgery and length of the ileal segment preserved.
Main Results:
- Two patients (1.9%) were diagnosed with vitamin B12 deficiency, both over 7 years post-surgery.
- A significant negative correlation was observed between serum vitamin B12 levels and duration of follow-up (P < 0.01).
- Patients preserving a longer ileal segment (>60 cm) showed a trend towards higher vitamin B12 levels, though not statistically significant.
Conclusions:
- Serum vitamin B12 levels tend to decrease over time after ileocystoplasty.
- Long-term surveillance of vitamin B12 status is crucial for children who have undergone this procedure.
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