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Choledochal cyst sans cyst--experience with six "forme fruste" cases
Sabu Thomas1, Sudipta Sen, Ninan Zachariah
1Department of Paediatric Surgery, Christian Medical College Hospital, Vellore, Tamilnadu, 632004, India.
Insights
Mild bile duct dilation in children may indicate a rare choledochal cyst variant. Surgical pancreaticobiliary disconnection offers complete symptom relief for this condition.
Area of Science:
- Pediatric Surgery
- Gastroenterology
- Biliary System Anatomy
Background:
- Choledochal cysts (CC) are congenital bile duct dilatations.
- Diagnosis can be challenging, especially in atypical presentations.
- Understanding biliary and pancreatic ductal anatomy is crucial.
Observation:
- Six pediatric patients exhibited symptoms mimicking choledochal cysts.
- Initial imaging showed only mild common bile duct dilatation.
- All patients were found to have a long common pancreaticobiliary channel.
Findings:
- The presence of a long common pancreaticobiliary channel was a consistent finding.
- Surgical intervention incorporating pancreaticobiliary disconnection led to complete symptom resolution.
- This presentation represents a forme fruste (incomplete form) of choledochal cyst.
Implications:
- A high index of suspicion is necessary for diagnosing this choledochal cyst variant.
- Pancreaticobiliary disconnection should be considered in surgical management.
- Accurate diagnosis and tailored surgical approaches improve patient outcomes.
Abstract:
Six children presented with clinical symptoms suggestive of a choledochal cyst (CC), but were found to have only mild dilatation of the common bile duct. Further imaging revealed a long common pancreaticobiliary channel in all cases. There was complete relief after surgery provided a pancreaticobiliary disconnection was incorporated in the operative management. A high index of suspicion is required to diagnose this condition, which has been previously reported as "forme fruste CC".