This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
[{'content': 'Which among the following is not a feature of peripheral arterial occlusion - \nSelect and explain. \nA. Shock, B. Pallor, C. Pain, D. Pulselessness', 'role': 'user'}, {'content': "Answer: A \nExplanation: Symptoms and signs of peripheral arterial occlusion are classically remembered by 5 Ps.\n\n\nPain\nPallor\nPulselessness\nParalysis &\nParaesthesia (actually it is anaesthesia, complete loss of sensation)\n\n\nSome add a sixth 'P' - 'poikilothermia' or 'perishing cold'\nMC presenting symptom of acute arterial occlusion → Pain (Schwartz Pretest)", 'role': 'assistant'}]