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Arch Surg. 2005;140:1224.

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Answer: Solid Pseudopapillary Tumor of the Pancreas

Solid pseudopapillary tumor of the pancreas (SPT) is an extremely rare neoplasm of the pancreas, accounting for only 1% to 2% of pancreatic neoplasms. An SPT is a tumor of the primitive pancreatic epithelial cells, with predominance of exocrine features but having the capacity for dual (exocrine and endocrine) differentiation.¹ Solid pseudopapillary tumor of the pancreas usually occurs in young girls, with more than 50% of patients younger than 19 years,² and are more common among black and Asian populations.³ Many of these tumors are asymptomatic and present as mild abdominal pain and a lump.

The characteristic sonographic findings of SPT are a well-encapsulated, cystic, and solid mass. Sometimes the mass looks solid, or it may have internal septations or calcifications.⁴ Contrast-enhanced computed tomography will show a large, hypodense lesion with a few low-attenuation areas. Because of such findings, these lesions are often mistaken for pseudocysts.⁵

Treatment of SPT includes . . . [Full Text of this Article]

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Arch Surg. 2005;140(12):1223.
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