Status:
COMPLETED
Adjuvant Imatinib in High-risk Gastrointestinal Stromal Tumor (GIST) With C-kit Mutation
Lead Sponsor:
Asan Medical Center
Conditions:
Sarcoma
Gastrointestinal Stromal Tumors
Eligibility:
All Genders
18+ years
Phase:
PHASE2
Brief Summary
The presence of c-kit mutation is an independent poor prognostic factor for relapse in addition to large size (\> 5 cm) and high mitotic rate (\> 5/50 high power field \[HPF\]) in localized gastrointe...
Eligibility Criteria
Inclusion
- Inclusion Criteria:
- Histologically proven diagnosis of GIST, with positive immunostaining for KIT (CD117)
- Tumor size \> 5 cm and mitotic rate \> 5/50HPF(High Power Field), or tumor size \> 10 cm irrespective of mitotic rate, or mitotic rate \> 10/50 HPF irrespective of tumor size.
- Presence of mutation in exon 11 of c-kit gene.
- Surgery performed from 3 weeks to 8 weeks before administration of Imatinib mesylate.
- No evidence of residual macroscopic and microscopic disease after surgery.
- Absence of distant metastases
- No prior radiation therapy, no prior chemotherapy, no prior therapy with Imatinib mesylate, or any other molecular targeted or biological therapy.
- Age 18 yrs or older
- ECOG(Eastern Cooperative Oncology Group electrocorticogram) performance status = 0-2
- No New York Heart Association (NYHA) Class 3\~4 cardiac problems
- Absence of severe and/or uncontrolled concurrent medical disease (e.g., uncontrolled diabetes, uncontrolled chronic renal disease, uncontrolled liver disease, including chronic viral hepatitis judged at risk of reactivation, uncontrolled active infection, such as human immunodeficiency virus (HIV) infection, etc.).
- No ongoing pregnancy or nursing..
- No prior, or ongoing other malignancy, except adequately treated basal cell or squamous cell skin cancer, in situ cervical cancer or adequately treated cancer with eradicative intent for which the patient has been continuously disease-free for 5 years.
- No use of coumarin derivatives at the time of treatment start.
- Adequate liver function, as defined by a serum bilirubin \< 1.5 x the institutional upper limit of normal (IULN), aspartate aminotransferase (AST) or alanine aminotransferase (ALT) \< 2.5 IULN, obtained within 7 days prior to randomization.
- Adequate renal function, as defined by a serum creatinine \< 1.5 x IULN, obtained within 7 days prior to randomization.
- Absolute neutrophil count (ANC) \> 1.5 x 109/l and a platelet count \> 100 x 109/l obtained within 7 days prior to randomization. Baseline hemoglobin \> 9 g/dl (this may be achieved by transfusions if needed).
- Absence of any psychological, familial, sociological or geographical condition potentially hampering compliance with the study protocol and follow-up schedule; those conditions should be discussed with the patient before registration in the trial.
Exclusion
Key Trial Info
Start Date :
April 1 2005
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
March 1 2011
Estimated Enrollment :
47 Patients enrolled
Trial Details
Trial ID
NCT00278876
Start Date
April 1 2005
End Date
March 1 2011
Last Update
January 7 2020
Active Locations (4)
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1
National Cancer Center
Goyang, South Korea
2
Asan Medical Center
Seoul, South Korea
3
Seoul National University Hospital
Seoul, South Korea
4
Seoul Samsung Medical Center
Seoul, South Korea