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Pancreatitis associated with pancreaticobiliary maljunction
Terumi Kamisawa1, Masakatsu Matsukawa, Kozue Amemiya
1Department of Internal Medicine, Tokyo Metropolitan Komagome Hospital, Honkomagome 3-18-22, Bunkyo-ku, 113-8677 Tokyo, Japan. kamisawa-k@komagome-hospital.bunkyo.tokyo.jp
Hepato-Gastroenterology
|October 24, 2003
Summary
Pancreaticobiliary maljunction can cause pancreatitis with unique features. Bile reflux into the pancreatic duct via the anomalous connection may explain these distinct clinical and pancreatographic findings.
Area of Science:
- Gastroenterology
- Hepatology
- Surgical Anatomy
Background:
- Pancreaticobiliary maljunction (PBM) is a rare congenital anomaly.
- PBM can lead to various biliary tract and pancreatic pathologies.
- Understanding PBM-associated pancreatitis is crucial for diagnosis and management.
Purpose of the Study:
- To clarify the specific features of pancreatitis in patients with pancreaticobiliary maljunction.
- To analyze clinical and cholangiopancreatographic findings in PBM-associated pancreatitis.
Main Methods:
- Retrospective review of 100 patients with pancreaticobiliary maljunction.
- Analysis of clinical data and imaging results (cholangiopancreatography) in patients with pancreatitis.
- Categorization of pancreatic disorders observed.
Main Results:
- 14 out of 100 patients had pancreatic disorders, including acute pancreatitis (3), chronic pancreatitis (5), hyperamylasemia (4), and pancreatic carcinoma (2).
- Acute pancreatitis cases were mild and sometimes relapsing.
- Chronic pancreatitis patients showed pancreatic stones or protein plugs in the dilated common channel or pancreatic duct.
Conclusions:
- Pancreatitis can be associated with pancreaticobiliary maljunction.
- PBM-associated pancreatitis exhibits distinct clinical and pancreatographic characteristics.
- Bile reflux into the pancreatic duct through the anomalous junction is a likely causative mechanism.