Sudden onset of abdominal pain and swelling, melena and hematemesis.
D000230:Adenocarcinoma / Q000473:pathology*; D000368:Aged; D002294:Carcinoma, Squamous Cell / Q000473:pathology*; D003937:Diagnosis, Differential; D006396:Hematemesis / Q000473:pathology; D006801:Humans; D008175:Lung Neoplasms / Q000473:pathology*; D008297:Male; D008551:Melena / Q000473:pathology; D013274:Stomach Neoplasms / Q000175:diagnosis* / Q000473:pathology*; D013276:Stomach Ulcer / Q000473:pathology*