Related Experiment Video
Updated: Jul 9, 2026

Assessing Urinary Tract Junction Obstruction Defects by Methylene Blue Dye Injection
Published on: October 12, 2017
Primary congenital bladder diverticula in children.
Jose Maria Garat1, Oriol Angerri, Jorge Caffaratti
1Paediatric Urology Division, Urology Service, Fundació Puigvert, Barcelona, Spain.
Primary congenital bladder diverticula in children are rare but treatable. Surgical intervention offers favorable outcomes with no recurrence or complications, highlighting effective management strategies for this condition.
Area of Science:
- Pediatric Urology
- Congenital Abnormalities
- Surgical Outcomes
Background:
- Primary congenital bladder diverticula are uncommon in pediatric patients.
- These diverticula are characterized as mucosal hernias through the bladder wall.
- Symptoms often include urinary tract infections, hematuria, or pain.
Purpose of the Study:
- To detail the clinical presentation, management, and pathological characteristics of primary congenital bladder diverticula in children.
- To evaluate the efficacy and safety of surgical treatment for these conditions.
Main Methods:
- A retrospective review of 11 children diagnosed with primary congenital bladder diverticula between 1985 and 2005.
- Patient ages ranged from 7 months to 9 years, with diverse presenting symptoms.
- Surgical management was performed in 10 patients, with one infant managed conservatively.
Main Results:
- All 10 surgically treated children showed favorable outcomes during follow-up (mean 9.3 years).
- No diverticulum recurrence or postoperative vesicoureteral reflux was observed.
- Pathologic examination revealed fine muscular fibers lining the diverticula.
Conclusions:
- Urinary tract infection is the most frequent symptom associated with bladder diverticula in children.
- Surgical treatment for primary congenital bladder diverticula yields excellent results with no recurrence or morbidity.
- The histological finding of fine muscular fibers supports the understanding of bladder diverticula formation.
Related Concept Videos
Diverticular Disease of the Colon
Urinary Bladder
In males, the bladder is situated in front of the rectum, while in females, it is positioned anterior to the vagina and uterus. The bladder floor contains an inverted triangular area called the trigone, defined by the two ureteric...
The Micturition Reflex
The process begins with bladder filling, where the bladder wall stretches as urine accumulates. This stretching activates the urine storage reflex, mediated by the sacral spinal segments and the pontine storage center. Efferent sympathetic impulses stimulate the detrusor muscle to relax and the internal urethral sphincter to contract, facilitating urine...
Anatomy of the Genitourinary System II: Bladder and Urethra
Microbiota of the Urogenital Tract
Disorders of the Urinary System
Urinary tract infections (UTIs) are one of the most common urinary system disorders. They are caused by bacteria that enter the urethra and can spread to the bladder resulting in cystitis. Pyelonephritis is the result of a UTI that has ascended to the level of the...