Abstract
Objective To investigate the effects of imatinib mesylate on recurrent or metastatic gastrointestinal stromal tumor.Methods Thirty-five cases of patients with recurrent or metastatic gastrointestinal stromal tumors treated with Imatinib mesylate from January 2007 to February 2010 in our hospital were analyzed retrospectively.Results After treated with Imatinib mesylate for 3 months,complete remission rate was 2.9％( 1/35 ),partial remission rate was 45.7％ ( 16/35 ),stable disease rate was 51.4％ ( 18/35 ) and progressive rate was 0;clinical benefit rate was 100％.The 2-year overall survival rate was 97.1％.The 2-year progression free survival was 82.9％.Conclusion Imatinib mesylate is effective for recurrent or metastatic gastrointestinal stromal tumors and the treatment is safe and reliable. Key words: Gastrointestinal stromal tumor; Imatinib mesylate; Recurrence ; Metastasis
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