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"A focal lobulated margin and a focal discontinuity of the capsule may suggest a malignant SPN, whereas a round or smoothly lobulated margin and a complete encapsulation were more commonly seen in benign SPN."
Differentiation of Benign and Malignant Solid Pseudopapillary Neoplasms of the Pancreas
Chung YE et al.
J Comput Assist Tomogr 2009; 33: 689-694
Solid Pseudopapillary Neoplasm of the Pancreas: Facts
- Up to 30% contain calcification
- Occassionally these lesions can spontaneously bleed
- Pancreatic duct obstruction or common bile duct obstruction is rare
Solid Pseudopapillary Neoplasm of the Pancreas: Facts
- 1-2% of exocrine pancreatic tumors
- Woman common especially young women
- 5 year survival up to 95-100%
- 15-20% of cases develop metastases with liver most common site of metastases
Solid and Papillary Epithelial Neoplasm: CT Findings

- Mixed cystic and solid mass
- Lesion may have increased vascularity
- Calcifications do occur but are uncommon

Solid and Papillary Epithelial Neoplasm: Facts

- 1% of pancreatic masses
- More common in woman
- Age range is 15-35 with a mean of 24 yrs of age
- Low grade malignancy
- More common in the tail of the pancreas

Hamoudi tumor (solid papillary epithelial neoplasm): facts

- Most common in young woman with mean age of 24 yrs
- May contain calcification
- Cysts components may be thick walled on CT