title: Gastric CA masquerading as benign ulcer in a 27-year old patient.
mesh_terms: D000230:Adenocarcinoma / Q000175:diagnosis*; D000328:Adult; D003951:Diagnostic Errors; D005188:False Negative Reactions; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008113:Liver Neoplasms / Q000556:secondary; D008207:Lymphatic Metastasis; D012008:Recurrence; D013274:Stomach Neoplasms / Q000175:diagnosis*; D013276:Stomach Ulcer / Q000150:complications / Q000175:diagnosis*; D013997:Time Factors