title: [Gastric syphilis. Case 1: epigastric pain and vomiting, Case 2: dilatation of the gastric region (cases of possible gastric cancer with positive radiographic and endoscopic results but with negative biopsy and cytodiagnostic findings)].
mesh_terms: D000328:Adult; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D013272:Stomach Diseases / Q000175:diagnosis / Q000473:pathology; D013274:Stomach Neoplasms / Q000175:diagnosis; D013587:Syphilis / Q000175:diagnosis*