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[Metastatic solid pseudopapillary tumor in the perinephric fat without a primary identified focus]
V S Surkova1, N N Volchenko1, N V Vorobyev1
1P.A. Herzen Moscow Oncology Research Institute - Branch of the National Medical Radiology Research Center of the Ministry of Health of Russia, Moscow, Russia.
Arkhiv Patologii
|December 3, 2021
Summary
Solid pseudopapillary tumor of the pancreas is a rare pancreatic neoplasm affecting young women. This case highlights a rare metastatic presentation in the retroperitoneal space, despite the tumor's generally low malignancy potential.
Area of Science:
- Oncology
- Gastroenterology
- Pathology
Background:
- Solid pseudopapillary tumor of the pancreas (SPTP) is an exceptionally rare pancreatic neoplasm.
- SPTP predominantly affects young women and typically exhibits low malignant potential with a favorable prognosis.
- The 5-year survival rate for SPTP, even with metastases, exceeds 95%.
Observation:
- The study presents a clinical case of a female patient diagnosed with SPTP.
- The patient had previously undergone surgical treatment in 2001.
- A metastatic neoplasm was identified in the retroperitoneal space.
Findings:
- The retroperitoneal mass was diagnosed as a metastatic solid pseudopapillary tumor of the pancreas.
- This represents an unusual late recurrence or metastasis of a typically indolent tumor.
- The case underscores the importance of long-term surveillance for SPTP patients.
Implications:
- This case expands the understanding of SPTP's potential metastatic behavior.
- It emphasizes the need for vigilance in detecting late recurrences, even in rare pancreatic tumors.
- Further research into the factors influencing SPTP metastasis is warranted.
