Status:
COMPLETED
Detection of CF-DNA in Patients With Gastrointestinal Stromal Tumors (GIST)
Lead Sponsor:
Technical University of Munich
Conditions:
Gastrointestinal Stromal Tumors
Eligibility:
All Genders
18+ years
Phase:
PHASE3
Brief Summary
Activating mutations of the kinases CKIT or PDGFRA can be detected in 90% of cases by DNA sequence analysis of a pathological specimen. These mutated genomic DNA fragments are highly specific for the ...
Eligibility Criteria
Inclusion
- Signed written informed consent
- Male or female patients aged \>= 18 years
- Histologically confirmed GIST
- Known activating mutation of CKIT or PDGFRA and tissue sample can be provided for central mutation analysis or mutation status unknown and tissue sample can be provided for central mutation analysis at baseline
- Routinely planned follow-up visits in no longer than three months intervals (+ 14 days) including local standard of care diagnostic imaging (CT, PET- CT, or MRI)
- At least one GIST lesion that can be measured by CT, PET-CT, or MRI
- Planned surgery of one or more disease manifestations or planned TKI treatment (such as imatinib or sunitinib) in neoadjuvant or palliative intention or disease progression irrespective of current/planned treatment
- Life expectancy of at least three months
Exclusion
- Wild type sequence for CKIT exon 9, 11, 13, 14, 17, 18 and PDGFRA exon 18
- Tissue sample can not be provided for central mutation analysis
- Surgery of primary or progressive lesions already completed and currently no evidence of progressive lesions
- Patients currently receiving adjuvant TKI treatment after surgery and no evidence of progressive lesions
- Patients currently receiving palliative TKI treatment and no evidence of progressive lesions
- Planned follow-up intervals including CT, PET-CT or MRI at more than three months intervals (+ 14 days)
- Coexisting medical condition or treatment that could interfere with the ability of the patient to comply with planned treatment interventions (surgery or TKI treatment) or regular follow-up visits
- Patients unwilling to or unable to comply with the planned therapeutic intervention (surgery or TKI treatment) or to comply with the regular follow-up visits including blood sample collection
- Pregnancy and lactation
- Presence of chronic inflammatory diseases, autoimmune diseases, or liver cirrhosis
- Known HIV and/or hepatitis B or C infection
- Other malignancies within the past 3 years except for adequately treated carcinoma of the cervix and basal or squamous cell carcinoma of the skin
Key Trial Info
Start Date :
November 1 2011
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
March 1 2016
Estimated Enrollment :
25 Patients enrolled
Trial Details
Trial ID
NCT01462994
Start Date
November 1 2011
End Date
March 1 2016
Last Update
March 17 2016
Active Locations (1)
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1
Klinikum rechts der Isar - III. Medizinische Klinik und Poliklinik
Munich, Bavaria, Germany, 81675