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Gastroenterology

Genomic Profiling of Primary Gastric Tumors Predicts Recurrence Patterns and Survival Outcomes

MedXY Editorial TeamAug 9, 2026
tumor genomicsrecurrencepersonalized medicinemetastasis

Highlight

  • Alterations in KRAS and PIK3CA genes independently associate with worse disease-free survival in resected gastric cancer.
  • Distinct genomic characteristics differentiate patterns of recurrence: hematogenous, peritoneal, and lymphatic metastases.
  • Hematogenous recurrence correlates with increased chromosomal instability and cell cycle regulatory gene alterations.
  • Bony metastases arise predominantly from genomically stable, diffuse-type tumors, highlighting histologic-genomic interplay.

Study Background

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This article was created using several editorial tools, including AI, as part of the process. Human editors reviewed this content before publication.

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