Prognostic Implications of Manual versus Digital PD-L1 Expression in pT3 and pT4 Colon Carcinoma - Summary - MDSpire

Prognostic Implications of Manual versus Digital PD-L1 Expression in pT3 and pT4 Colon Carcinoma

  • By

  • Dea Natalie Munch Jepsen

  • Marianne Bøgevang Jensen

  • Astrid Louise Bjørn Bennedsen

  • Trine Lønbo Grantzau

  • Thomas Thiilmark Eriksen

  • Jens Ole Eriksen

  • Michael Bzorek

  • Ismail Gögenur

  • Anne-Marie Kanstrup Fiehn

  • November 21, 2025

  • 0 min

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Objective:

To examine PD-L1 as a prognostic marker in patients with pT3 and pT4 colon cancer, highlighting its potential impact on treatment decisions.

Key Findings:
  • PD-L1 expression correlates with worse overall survival in pT3 and pT4 colon cancer, suggesting a need for targeted therapies.
  • Different scoring methods (TPS, ICS, CPS) yield varying prognostic implications, indicating the importance of standardized evaluation.
  • Mismatch repair status influences the relationship between PD-L1 expression and survival outcomes, highlighting the need for personalized treatment approaches.
Interpretation:

The study suggests that PD-L1 expression is a significant prognostic marker in colon cancer, with the method of evaluation critically impacting the interpretation of results.

Limitations:
  • Retrospective design may introduce bias, limiting the generalizability of the findings.
  • Lack of standardized PD-L1 evaluation guidelines in colorectal cancer complicates the interpretation of results.
Conclusion:

Standardized methods for PD-L1 evaluation are essential to accurately assess its prognostic value in colorectal cancer and guide treatment strategies.

Original Source(s)

Prognostic Implications of Manual versus Digital PD-L1 Expression in pT3 and pT4 Colon Carcinoma

  • by Dea Natalie Munch Jepsen, Marianne Bøgevang Jensen, Astrid Louise Bjørn Bennedsen, Trine Lønbo Grantzau, Thomas Thiilmark Eriksen, Jens Ole Eriksen, Michael Bzorek, Ismail Gögenur, Anne-Marie Kanstrup Fiehn

  • November 21, 2025

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