Lymph node involvement influences prognosis in resectable non-metastatic solid pseudopapillary tumors of the pancreas: a SEER-based population study - Summary - MDSpire

Lymph node involvement influences prognosis in resectable non-metastatic solid pseudopapillary tumors of the pancreas: a SEER-based population study

  • By

  • Vincenzo D’Ambra

  • Claudio Ricci

  • Laura Alberici

  • Carlo Ingaldi

  • Marco Fichera

  • Stefano Togni

  • Riccardo Casadei

  • February 13, 2026

  • 0 min

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Objective:

To analyze the characteristics and survival of patients with resectable, non-metastatic pancreatic Solid Pseudopapillary Tumors (SPTs) and identify factors influencing prognosis, specifically focusing on lymph node status.

Key Findings:
  • The overall 5-year overall survival (OS) for the cohort was 96.2%, indicating a favorable prognosis.
  • Age, positive lymph nodes, lymph-node ratio, and N stage were significant predictors of worse prognosis, highlighting the need for careful monitoring.
  • In multivariate analysis, older age and specific tumor locations were independent predictors of survival, suggesting targeted treatment approaches.
Interpretation:

Lymph node involvement and patient age significantly impact survival outcomes in resectable SPTs, suggesting the need for tailored treatment strategies that consider these factors.

Limitations:
  • The study is retrospective and relies on database accuracy.
  • Potential selection bias due to exclusion criteria.
  • Missing data may affect the robustness of the findings.
Conclusion:

Understanding lymph node status and other prognostic factors is crucial for improving outcomes and informing treatment strategies in patients with resectable SPTs.

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