Specific diagnostic value of systemic immune–inflammation indices combined with nutritional and tumor markers in the stage diagnosis of pancreatic cancer: a retrospective cohort study - Scorecard - MDSpire

Specific diagnostic value of systemic immune–inflammation indices combined with nutritional and tumor markers in the stage diagnosis of pancreatic cancer: a retrospective cohort study

  • By

  • XiaoYu Lin

  • Wei Xu

  • Jie Zheng

  • Jin Wang

  • XinMing Lei

  • Ming Jiang

  • WeiKang Ye

  • July 15, 2026

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Clinical Scorecard: Evaluating the Diagnostic Significance of Combined Systemic Immune-Inflammation Indices and Nutritional and Tumor Markers for Staging Pancreatic Cancer: A Retrospective Cohort Analysis

At a Glance

CategoryDetail
ConditionPancreatic Cancer
Key MechanismsSystemic immune–inflammation index (SII), systemic inflammation response index (SIRI), prognostic nutritional index (PNI), tumor markers (CA19-9, CEA)
Target PopulationPatients with pathologically confirmed pancreatic cancer
Care SettingSingle-center retrospective cohort study

Key Highlights

  • SII, SIRI, CA19-9, and CEA levels are higher in non-early-stage pancreatic cancer compared to early-stage.
  • PNI shows the best diagnostic performance for early-stage pancreatic cancer (AUC = 0.78).
  • Combined model of SII, SIRI, and PNI achieves an AUC of 0.82, superior to any single marker.
  • In CA19-9–negative patients, the combined model still demonstrates good diagnostic value (AUC = 0.85).
  • The study emphasizes the need for multi-marker strategies in diagnosing early-stage pancreatic cancer.

Guideline-Based Recommendations

Diagnosis

  • Utilize SII, SIRI, PNI, CA19-9, and CEA for comprehensive stage diagnosis of pancreatic cancer.

Management

    Monitoring & Follow-up

      Risks

        Patient & Prescribing Data

        257 patients with pathologically confirmed pancreatic cancer

        The study highlights the importance of inflammatory and nutritional markers in diagnosis.

        Clinical Best Practices

        • Incorporate multi-marker strategies for improved diagnostic accuracy in pancreatic cancer.
        • Consider the use of SII, SIRI, and PNI in conjunction with traditional tumor markers.

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