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Updated: Aug 14, 2026

Laparoscopic Choledochal Cyst Excision and Roux-en-Y Choledochojejunostomy in Adults
Published on: February 28, 2025
[Spontaneous rupture of a choledochal cyst in a 11-month-old girl]
L Harper1, F Lavrand, P Pietrera
1Département de Chirurgie Pédiatrique, Hôpital Pellegrin-Enfants, CHU de Bordeaux, place Amélie-Raba-Léon, 33076 Bordeaux cedex, France. harper_luke@hotmail.com
Insights
Spontaneous rupture of a choledochal cyst is a rare but serious complication, particularly in young children. Early surgical intervention, including complete cyst excision, is crucial for managing this congenital biliary tract malformation.
Area of Science:
- Pediatric Surgery
- Gastroenterology
- Congenital Malformations
Background:
- Choledochal cysts are rare congenital biliary tract malformations.
- While often asymptomatic, they can present with severe complications.
- Spontaneous rupture is an uncommon but critical presentation, especially in infants.
Observation:
- A case of an 11-month-old girl presenting with abdominal pain, fever, and vomiting is detailed.
- Initial ultrasonography showed intraabdominal fluid, with no previously diagnosed choledochal cyst.
- Laparotomy was performed for suspected choledochal cyst rupture.
Findings:
- A choledochojejunostomy with Roux-en-Y was performed.
- Spontaneous choledochal cyst rupture is most frequent in children under 4 years old.
- The etiology is multifactorial, likely involving pancreatic reflux and cyst wall weakness.
Implications:
- Choledochal cysts warrant early surgical management, ideally by 6 months of age.
- Complete excision is essential due to the risk of malignant transformation.
- Prompt diagnosis and surgical treatment are vital for favorable outcomes in pediatric patients.
Abstract:
Choledochal cysts are rare congenital malformations of the biliary tract. Though most cysts are diagnosed incidentally, some present directly with complications. We report on the case of an 11-month-old girl admitted for abdominal pain, fever and vomiting. Ultrasonography revealed intraabdominal fluid and the absence of a choledochal cyst diagnosed 2 months earlier. Laparotomy for suspected rupture of a choledochal cyst was planned and a choledochojejunostomy with Roux-en-Y was performed. Spontaneous rupture of a choledochal cyst is rare and occurs most frequently in children under the age of 4. The exact cause is yet unknown and several factors have been implicated. The most probable cause is the combination of pancreatic reflux and epithelial irritation of a weakened cyst wall. Choledochal cysts should preferably be treated as soon as the child is 6 months old. Complete excision of the cyst is mandatory because of the risk of malignant transformation.
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