Sarcoma of the stomach.
D000328:Adult; D005260:Female; D005354:Fibrosarcoma / Q000453:epidemiology; D006396:Hematemesis; D006689:Hodgkin Disease / Q000453:epidemiology; D006801:Humans; D007890:Leiomyosarcoma / Q000453:epidemiology; D008223:Lymphoma / Q000145:classification / Q000453:epidemiology; D008297:Male; D008551:Melena; D008875:Middle Aged; D011860:Radiography, Abdominal; D012509:Sarcoma / Q000453:epidemiology*; D013274:Stomach Neoplasms / Q000175:diagnosis / Q000453:epidemiology* / Q000473:pathology