This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Surgery
[{'content': "Pain at left shoulder tip in a patient with splenic trauma is known as \nSelect and explain. \nA. Trosseu sign, B. Kehr's sign, C. Cullen sign, D. Rovsing's sign", 'role': 'user'}, {'content': 'Answer: B \nExplanation: Referred pain is due to irritation of the diaphragm and phrenic nerves by the blood in the peritoneal cavity (hemoperitoneum). Reference SRB edition 5 page no.1196', 'role': 'assistant'}]