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男,62岁,因发作性心前区疼痛2月于1986年5月2日入院,疼痛发作呈绞窄样,范围10×10cm~2,无放射痛,历时4～10分钟左右,最长达45分钟,每日发作2～4次呈明显周期性,午夜至凌晨尤为多见,硝酸甘油能缓解。体检:
Male, 62 years old, due to the onset of preoperative pain in February February 2, 1986 admitted to the hospital, the pain was strained stenosis, the scope of 10 × 10cm ~ 2, no radiating pain, which lasted 4 to 10 minutes, the longest Up to 45 minutes, 2 to 4 times a day was obviously periodic, midnight to midnight is particularly common, nitroglycerin can ease. Physical examination: