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Gastrointestinal Stromal Tumors of the Distal Gastrointestinal Tract

Katherine A Kelley1, Raphael Byrne1, Kim C Lu1

  • 1Division of Gastrointestinal and General Surgery, Department of Surgery, Oregon Health & Science University, Portland, Oregon.

Clinics in Colon and Rectal Surgery
|September 7, 2018
PubMed

Insights

Gastrointestinal stromal tumors (GISTs), though rare, are the most common mesenchymal tumors of the GI tract. Advances in molecular classification have improved outcomes with medical therapy for this historically surgical disease.

Area of Science:

  • Gastrointestinal Oncology
  • Molecular Pathology
  • Surgical Oncology

Background:

  • Gastrointestinal stromal tumors (GISTs) are the most frequent mesenchymal tumors in the GI tract.
  • GISTs affect 15-20 individuals per million annually.
  • Historically, GIST management relied primarily on surgical intervention.

Purpose of the Study:

  • To review the molecular characteristics of GISTs.
  • To discuss current medical and surgical treatment strategies for GISTs.
  • To explore the future directions in GIST management.

Main Methods:

  • Literature review of recent advancements in GIST research.
  • Analysis of molecular classification data.
  • Synthesis of information on therapeutic outcomes.

Main Results:

  • Molecular classification has significantly impacted GIST treatment paradigms.
  • Medical therapies have shown improved outcomes compared to historical surgical management alone.
  • Targeted therapies are increasingly important in GIST care.

Conclusions:

  • Understanding GIST molecular characteristics is crucial for effective treatment.
  • Multimodal approaches combining medical and surgical therapies offer improved patient outcomes.
  • Future research will likely focus on novel targeted therapies and personalized medicine for GISTs.
Keywords:
GIST managementgastrointestinal stromal tumorsmesenchymal tumors

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