This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: FMGE 2019, Subject name: Surgery
[{'content': '20 yr old female diagnosed previously with adenocarcinoma stomach and on examination following is seen; \nSelect and explain. \nA. Sister Mary joseph nodule, B. Umbilical granuloma, C. Infected umbilical hernia, D. Irish node', 'role': 'user'}, {'content': "Answer: A \nExplanation: Sister Mary joseph nodule - Cutaneous metastatic deposit around umbilicus (Not Lymph node) Lymph Node involvement in Ca stomach - Involvement of left supraclavicular LN - Virchow's Node (Aka Troisier's Sign) - Involvement of Axillary LN - Irish nodes - Palpable intraperitoneal metastasis on digital rectal examination - Blummer's shelf", 'role': 'assistant'}]