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The value and application of a poorly differentiated cluster-based Ezrin marginal score system in the prognostic assessment of colorectal cancer

  • 0Nanjing University of Chinese Medicine, Nanjing, 210029, Jiangsu Province, China.
Discover Oncology +

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August 18, 2025

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August 18, 2025

View abstract on PubMed

Summary

This summary is machine-generated.

A new scoring system, PDC-EMS, effectively assesses Ezrin-positive cells in colorectal cancer (CRC) clusters. This method correlates with traditional indicators and aids in predicting patient prognosis.

Area Of Science

  • Oncology
  • Pathology
  • Cancer Research

Background

  • Colorectal cancer (CRC) progression is influenced by cellular distribution and interactions.
  • Understanding the role of Ezrin in poorly differentiated clusters (PDC) is crucial for prognostic assessment.

Purpose Of The Study

  • To investigate Ezrin-positive cell distribution within PDCs in CRC.
  • To correlate Ezrin expression with pathological indicators like E-cadherin and tumor-stroma ratio (TSR).
  • To develop and validate a novel scoring system (PDC-EMS) for predicting patient prognosis.

Main Methods

  • Analysis of 59 stage I-III CRC patients undergoing radical surgery.
  • Hematoxylin and eosin (H&E) and immunohistochemistry (IHC) staining for cellular observation.
  • Establishment and evaluation of the poorly differentiated cluster-based Ezrin marginal score (PDC-EMS).

Main Results

  • PDC grading correlates with TNM stage, pN stage, macroscopic configuration, and tumor budding (TB).
  • PDC-EMS shows strong correlation with PDC and TB grading, aligning with traditional markers.
  • E-cadherin negatively correlates with TNM staging and associates with pN stage, perineural invasion (PNI), and TSR.
  • PDC-EMS, PDC grading, and pT stage are identified as prognostic risk factors.
  • WHO grading, E-cadherin, and tumor location are independent influencing factors; PDC is an independent factor for postoperative survival.

Conclusions

  • The novel PDC-EMS scoring system is functionally consistent with PDC and TB grading.
  • PDC-EMS demonstrates significant advantages in predicting colorectal cancer prognosis.
  • The PDC-EMS system shows promising potential for clinical application in CRC management.

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