Tabriz University of Medical Sciences Medical Journal of Tabriz University of Medical Sciences 2783-2031 40 1 2018 04 05 Plexiform angiomyxoid myofibroblastic tumor in a 38 years old man 97 100 EN Akbar Safaei Amir Vahedi Leila Vahedi Journal Article 2018 02 05 Plexiform angiomyxoid myofibroblastic tumor is a very rare mesenchymal tumor of stomach which is diagnosed based on morphologic findings such as plexiform growth pattern, spindle cell proliferation in a myxoid background, by aiding immunohistochemistry staining and ruling out of other mesenchymal gastric tumors. We report this tumor with about 4cm size in antrum of a 38 years old man which endoscopic and CT scan results fit with Gastrointestinal stromal tumor and diagnoses is performed according to specific morphologic and immunohistochemistry findings.