False filling defects in large gastric ulcers.
D000328:Adult; D003937:Diagnosis, Differential; D005500:Follow-Up Studies; D005743:Gastrectomy; D006801:Humans; D008297:Male; D008875:Middle Aged; D011127:Polyps / Q000175:diagnosis; D011859:Radiography; D013274:Stomach Neoplasms / Q000175:diagnosis; D013276:Stomach Ulcer / Q000000981:diagnostic imaging*