Coincidence of Gastrointestinal Stromal Tumor and Sessile Serrated Lesion in the Appendix

Although gastrointestinal stromal tumor (GIST) is one of the most commonly seen mesenchymal system, it's rare in appendix. Incidental sessile serrated lesions (SSLs) which are during colonoscopy also In our patient who was operated with a diagnosis acute appendicitis, we detected an incidental GIST and accompanying SSL. Up to date, coincidence these 2 entities same case hasn't been reported literature. Despite its small size absence mitotic activity case, GISTs special group. It that SSLs located appendix more aggressive than colorectal region. Due rarity clinical courses appendix, wanted present