<unk> s may present with trouble swallowing,<unk>  bleeding, or metastases (mainly in the liver). Intestinal obstruction is rare, due to the tumor's outward pattern of growth. Often, there is a history of vague abdominal pain or discomfort, and the tumor has become rather large by time the diagnosis is made.
Gastrointestinal stromal tumor
Ectopic pancreas
Krukenberg tumor
Signet ring cell carcinoma
Lipoblastoma
Nesidioblastoma
Angiomyofibroblastoma
Myxoid cyst