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Support for a postresection prognostic score for pancreatic endocrine tumors
Michael G Hurtuk1, Anjali S Godambe, Margo Shoup
1Department of Surgery, Division of Surgical Oncology, Loyola University Medical Center, Maywood, IL 60153, USA.
American Journal of Surgery
|March 4, 2011
Summary
This study validated prognostic scores for pancreatic neuroendocrine tumors (PNETs). The scores showed an inverse relationship with patient survival, proving useful for predicting long-term outcomes.
Area of Science:
- Oncology
- Surgical Pathology
- Biostatistics
Background:
- Existing prognostic scores for pancreatic neuroendocrine tumors (PNETs) aim to predict long-term patient survival.
- Validation of these scores at an institutional level is crucial for clinical application.
Purpose of the Study:
- To validate a prognostic scoring scheme for pancreatic neuroendocrine tumors (PNETs) at a single institution.
- To assess the reliability of established PNET prognostic scores in predicting patient survival.
Main Methods:
- Retrospective review of 34 pancreatic neuroendocrine tumor (PNET) resections between 1996 and 2004.
- Calculation of prognostic scores based on patient age, tumor grade, and metastasis.
- Comparison of calculated scores with established postresection PNET prognostic scores and observed survival rates.
Main Results:
- A total of 34 PNETs were analyzed.
- Predicted 5-year survival rates for scores 1, 2, and 3 were 76.7%, 50.9%, and 35.7%.
- Observed 5-year survival rates for scores 1, 2, and 3 were 92.3%, 72.2%, and 66.7%, respectively, demonstrating an inverse correlation with survival.
Conclusions:
- PNET prognostic scores demonstrated an inverse relationship with patient survival.
- The validated PNET postresection prognostic score categories appear to be effective tools for predicting long-term survival in PNET patients.
