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Gastrointestinal Stromal Tumors (GIST) are the common mesenchymal tumors of gastrointestinal tract. They can display benign and malignant clinical behavior. The most common metastasis sites of malignant stromal tumor are liver, peritoneum, lung and bones. Metastasis to breast is extremely rare. Here, we present a case of GIST with liver, bone, lymph node and breast metastasis by reviewing the literature.