Large Extragastrointestinal Stromal Tumor Of The Lesser Omentum

Extragastrointestinal stromal tumors are very rare neoplasms, which are histologically and immunophenotypically similar to gastrointestinal stromal tumors. A case of an 80-year-old male patient with a large extragastrointestinal stromal tumor of the lesser omentum is reported. The tumor is diagnosed by means of abdominal echography, computed tomography scan and immunohistochemistry. Radical resection results in complete healing. Several recent cases of extragastrointestinal stomal tumors of the lesser and greater omentum are concisely reviewed.