Spontaneous urinary bladder rupture

Case contributed by Hala Maher
Diagnosis certain

Presentation

Vomiting, abdominal pain, distension, and oliguria for 3 days.

Patient Data

Age: 30 years
Gender: Male

Urgent pelvi-abdo CT ...

ct
This study is a stack
Axial
non-contrast
This study is a stack
Coronal
non-contrast
This study is a stack
Sagittal
non-contrast
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Urgent pelvi-abdo CT without contrast

Dilated small bowel loops with transition zone at the distal ileal loops indicating high-grade distal small bowel loops obstruction probably due to adhesions or strictures.

Incidentally discovered Foley's catheter out the urinary bladder confinement.

Minimal free fluid in the pelvis due to Foley catheter malposition.

C+ pelvi-abdo CT

ct
This study is a stack
Axial Injection of
contrast through catheter.
This study is a stack
Coronal Injection of
contrast through catheter.
This study is a stack
Sagittal Injection of
contrast through catheter.
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The Foley catheter is seen penetrating the superior wall of the urinary bladder with associated mild free fluid in the pelvis and the subhepatic region.

Ascending cystourethrogram...

Fluoroscopy
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Ascending cystourethrogram postoperative

Injection of about 400-500 ml contrast with slight irregularity seen at the upper right lateral border likely site of surgical repair, no leakage, or reflux detected at the time of the scan.

Pelvic US postoperative

ultrasound
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Ultrasound confirms the focal urinary bladder wall irregularity (site of surgical repair ) with no pelvic collection.

Case Discussion

The mechanism behind peritoneal adhesions formation is still not well understood, however, is thought to be caused by a chronic inflammatory process. Small bowel obstruction (SBO) is the most common complication of peritoneal adhesions. 

Spontaneous urinary bladder rupture is a rare urological emergency. It is usually secondary to an underlying pathology, whatever the cause, nearly always there is an underlying pathology that weakens the bladder wall is present to precipitate a perforation. Bladder perforation due to intra-abdominal adhesions has never been reported but maybe something to consider when other causes of peritonitis have been excluded. 

In our case, the underlying cause is a chronic infection which is one of the less common causes of perforation. Laparoscopic exploration for intestinal obstruction adhesiolysis, resection anastomosis, and a colostomy was done. Also urinary bladder repair and bladder histopathology showing chronic inflammatory changes, no malignancy, no fibrosis, or granuloma.

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