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Updated: Jul 31, 2026

Evaluation of Biomaterials for Bladder Augmentation using Cystometric Analyses in Various Rodent Models
Published on: August 9, 2012
Ureterocystoplasty: indications for a successful augmentation.
D A Husmann1, W T Snodgrass, M A Koyle
1Mayo Eugenio Litta Children's Hospital, Rochester, Minnesota, USA. dhusmann@mayo.edu
Ureterocystoplasty outcomes depend on ureteral diameter and bladder compliance. Success is more likely in patients without reflux and with wider ureters (>1.5 cm), or with reflux and mild noncompliance.
Area of Science:
- Urology
- Pediatric Surgery
Background:
- Ureterocystoplasty is a surgical procedure used to augment the bladder.
- Preoperative evaluation is crucial for predicting surgical outcomes.
Purpose of the Study:
- To evaluate the outcomes of ureterocystoplasty based on preoperative assessments.
- To identify factors influencing the success of ureterocystoplasty.
Main Methods:
- Retrospective review of 64 patients undergoing ureterocystoplasty.
- Analysis of preoperative ultrasound, voiding cystourethrography, and urodynamic studies (UDS).
Main Results:
- Ureterocystoplasty success was linked to ureteral diameter in patients without reflux; diameters >1.5 cm showed better outcomes.
- In patients with reflux, preoperative UDS findings predicted success; mild noncompliance cases had better results.
- Re-augmentation was frequently required, particularly in cases with smaller ureteral diameters or severe noncompliance.
Conclusions:
- Ureterocystoplasty is indicated for patients without reflux and ureteral width >1.5 cm.
- It is also warranted for patients with reflux and mild noncompliance (>20 ml/cm H2O) on UDS.
- Preoperative evaluation, including UDS, is essential for patient selection and predicting outcomes.
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