Malignant gastric ulcer.
D000230:Adenocarcinoma / Q000175:diagnosis; D003937:Diagnosis, Differential; D005743:Gastrectomy; D006801:Humans; D008297:Male; D008875:Middle Aged; D010180:Pancreatectomy; D013274:Stomach Neoplasms / Q000175:diagnosis; D013276:Stomach Ulcer / Q000175:diagnosis* / Q000473:pathology / Q000601:surgery*