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Related Experiment Video

Updated: Feb 9, 2026

Laparoscopic Technique for Serial Collection of Liver and Mesenteric Lymph Nodes in Macaques
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Session 2: What causes liver metastases - lymph nodes or is it something else?

M Siddiqui1,2, I Nagtegaal3, I Santiago4

  • 1Royal Marsden NHS Foundation Trust, London, UK.

Colorectal Disease : the Official Journal of the Association of Coloproctology of Great Britain and Ireland
|June 8, 2018
PubMed
Summary

Cancer progression traditionally involves sequential spread to lymph nodes and then distant metastases. Modern pathology techniques challenge this view, revealing new insights into distant metastatic pathways and mechanisms.

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Area of Science:

  • Oncology
  • Pathology

Background:

  • The established model of cancer progression describes sequential spread: primary tumor to locoregional lymph nodes, then to distant metastases.
  • This traditional paradigm may not fully encompass the complexities of cancer dissemination.

Purpose of the Study:

  • To challenge the traditional view of cancer progression.
  • To explore how modern pathology techniques offer deeper insights into distant metastatic spread.

Main Methods:

  • Review of evidence supporting a revised understanding of cancer spread.
  • Discussion of insights gained from immunohistochemistry and tumor profiling.

Main Results:

  • Modern pathology techniques provide a more nuanced understanding of cancer metastasis.
  • The sequential model of cancer spread requires re-evaluation.

Conclusions:

  • The mechanisms of distant metastatic spread warrant further investigation.
  • Rethinking the current cancer progression paradigm is necessary for advancing oncology research.