突然发生胸痛,常位于胸骨后或心前区,多为闷痛、窒息样或濒死样感觉,且伴烦躁不安、大汗淋漓。胸痛可持续半小时以上,长者可达数天,硝酸甘油含服不能缓解。可有血压降低,严重时可出现休克、少尿、皮肤湿冷、四肢厥冷、末梢紫绀、面色苍白等症状。 Suddenly chest pain, often located in the posterior or anterior myocardium, are more boring, asphyxia or near-death feeling, and with restlessness, sweating. Chest pain can last more than half an hour, the elderly up to a few days, nitroglycerin can not be relieved. May have blood pressure, severe shock may occur, oliguria, skin wet cold, extremities Juelei, peripheral cyanosis, pale and other symptoms.