Answer: B. Extraperitoneal bladder rupture
An additional image reveals the point of contrast extravasation in the left anterior bladder wall.
Diagnosis: Traumatic pelvic fractures with associated extraperitoneal bladder rupture.
- Extraperitoneal bladder rupture leads to extravasation into the space of Retzius
- Accounts for 62% of bladder injuries, most common type
- Usually due to pelvic fractures
- Intraperitoneal bladder rupture typically occurs at the dome of the bladder
- Accounts for 25% of bladder injuries, more common in children
- Due to direct blow to abdomen with a distended bladder
- Treatment options
- Antibiotics and catheter drainage
- Surgical repair
- Follow-up cystography in 10 days after either conservative or surgical treatment
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