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Updated: Aug 13, 2026
05:16
Laparoscopy-endoscopy Cooperative Surgery for the Treatment of Gastric Gastrointestinal Stromal Tumors
Published on: February 19, 2022
[Surgical considerations for gastrointestinal stroma tumor]
1Sektion Spezielle Chirurgische Onkologie und Thoraxchirurgie, Chirurgische Universitätsklinik, Fakultät Klinische Medizin Mannheim der Universität Heidelberg. hohenberger@sarkome.de
Der Chirurg; Zeitschrift Fur Alle Gebiete Der Operativen Medizen
|December 24, 2005
Summary
Gastrointestinal stromal tumors (GIST) are abdominal tumors driven by c-kit mutations. Imatinib is effective for metastatic GIST, while surgery and chemotherapy have limited roles.
Area of Science:
- Oncology
- Gastroenterology
- Molecular Biology
Context:
- Gastrointestinal stromal tumors (GIST) are rare mesenchymal neoplasms.
- Characterized by c-kit (CD117) proto-oncogene mutations.
- Metastatic spread typically involves the liver and peritoneum.
Purpose:
- To outline current management strategies for GIST.
- To highlight the efficacy of imatinib mesylate in metastatic disease.
- To discuss the role of surgery, imaging, and risk stratification.
Summary:
- Complete surgical resection (R0) is the primary treatment for localized GIST.
- Imatinib mesylate is highly effective for metastatic GIST, while chemotherapy and radiation are ineffective.
- 18F-FDG PET and MRI assess treatment response, as WHO criteria are often unmet.
- Risk stratification based on size and mitotic activity guides adjuvant therapy investigations.
- Resection of residual disease or progressive lesions may be considered in select patients.
Impact:
- Provides a comprehensive overview of GIST management.
- Emphasizes the importance of targeted therapy with imatinib.
- Informs clinical decision-making for primary, metastatic, and recurrent GIST.
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