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Updated: Aug 11, 2026

Laparoscopic Choledochal Cyst Excision and Roux-en-Y Choledochojejunostomy in Adults
Published on: February 28, 2025
Aplasia of the dorsal pancreas and choledochal cyst
Noboru Oyachi1, Youkatsu Ohhama, Hiroshi Take
1Department of Surgery, Kanagawa Children's Medical Center, 2-138-4 Mutsukawa, Minami-ku, 232-8555, Yokohama, Kanagawa, Japan. noyachi@hotmail.com
Insights
This study reports a rare case of a choledochal cyst and dorsal pancreatic aplasia in a child, leading to chronic pancreatitis. Surgical intervention successfully managed the obstructive jaundice and cyst.
Area of Science:
- Pediatric Surgery
- Gastroenterology
- Congenital Anomalies
Background:
- Choledochal cysts are rare congenital biliary tract malformations.
- Dorsal pancreatic aplasia is a rare congenital anomaly of the pancreas.
- Chronic pancreatitis can result from various underlying conditions.
Observation:
- A 9-year-old boy presented with obstructive jaundice, a symptom of biliary tract issues.
- The patient was diagnosed with a choledochal cyst and aplasia of the dorsal pancreas.
- Chronic pancreatitis was identified as a complication in this case.
Findings:
- The case highlights the uncommon co-occurrence of choledochal cyst and dorsal pancreatic aplasia.
- This specific combination was complicated by the development of chronic pancreatitis.
- The patient underwent successful management including percutaneous transhepatic gallbladder drainage (PTGBD) and surgical excision.
Implications:
- This case expands the understanding of rare congenital anomalies and their pancreatic complications.
- It underscores the importance of considering complex congenital associations in pediatric obstructive jaundice.
- The successful surgical outcome provides a potential management pathway for similar rare presentations.
Abstract:
The authors describe a rare case of choledochal cyst and aplasia of the dorsal pancreas complicated with chronic pancreatitis. A 9-year-old boy presented with obstructive jaundice. After biliary drainage using pericutaneous transhepatic gallbladder drainage (PTGBD) technique, the patient underwent choledochal cyst excision with Roux-en-Y hepaticojejunostomy. The association of choledochal cyst and aplasia of the dorsal pancreas with chronic pancreatitis has never been reported previously.
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