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Groove pancreatitis: MRI and pathologic findings
F Javier Castell-Monsalve1, Jose M Sousa-Martin, Andres Carranza-Carranza
1Department of Radiology, University Hospital Virgen del Rocio, Sevilla, Spain. jcastell@seram.org
Abdominal Imaging
|July 13, 2007
Summary
Magnetic resonance imaging (MRI) reveals characteristic findings of groove pancreatitis, a chronic pancreatitis form. Pathologic correlation confirms MRI
Area of Science:
- Gastroenterology
- Radiology
- Pathology
Background:
- Groove pancreatitis is a specific form of chronic pancreatitis.
- It affects the groove between the pancreatic head, common bile duct, and duodenum.
Purpose of the Study:
- To describe MRI findings in groove pancreatitis.
- Correlate MRI findings with pathologic features.
Main Methods:
- Reviewed five patients with groove pancreatitis (pathologically or clinically diagnosed).
- Three patients underwent Whipple procedure.
- Correlated MRI findings with histological examination.
Main Results:
- All patients showed a mass in the pancreaticoduodenal groove.
- MRI demonstrated specific signal intensities and enhancement patterns.
- Histology confirmed fibro-inflammatory tissue, duodenal wall inflammation, and CBD scarring.
Conclusions:
- MRI findings are characteristic of groove pancreatitis.
- Imaging reflects the underlying pathology: fibrous tissue, inflammation, and cysts.
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