Imaging Pearls ❯ Pancreas ❯ Acinar Tumors
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- "Pure acinar cell carcinoma of the pancreas is usually an exophytic, oval or round, well marginated, and hypovascular mass on CT and MRI. It typically is completely solid when small and contains cystic areas due to necrosis when large."
CT and MRI Features of Pure Acinar Cell Carcinoma of the Pancreas in Adults
tatli et al.
AJR 2005; 184:511-519
- Acinar Cell Carcinoma of the Pancreas
- 1% of pancreatic cells are acinar cells
- 5th thru 7th decade of life
- Tumor cells may produce pancreatic enzymes that circulate systemically and cause polyarthritis and subcutaneous fat necrosis
- Aggressive tumor with mortality less than adenocarcinoma
- Acinar Cell Carcinoma of the Pancreas
- Pancreatic head is most common site
- Lesions are usually solid and exophytic
- Mean size around 7 cm
- Presentaion may be palpable mass, abdominal pain or weight loss