-Gastrointestinal stromal tumors (GISTs)arise from the interstitial cell of Cajal are the most common mesenchymal neoplasms of the gastrointestinal tract. The imaging features of GISTs have only been described in very limited studies. Hence the present study was designed to evaluate CT/MRI findings of Gastrointestinal stromal tumors and to identify appropriate biopsy options. Further To identify the criteria on cross sectional