Abstract Gastrointestinal stromal tumors are the most common mesenchymal tumors of the gastrointestinal system. GIST is rare, making up less than 1 % of all gastrointestinal tumors. Every year, approximately 4,000 to 6,000 adults in the United States will be diagnosed with GIST. About 60% of GIST begins in the stomach, and around 35% develop in the small intestine.1. We…