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当前学科：心系疾病
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某男，54岁，2小时前因家事不和突然出现心前区疼痛，为隐痛呈阵发性，现已发作3次，每次持续数分钟。伴脘腹胀闷，嗳气则舒。诊见，时时叹息，苔薄白，脉细弦。若疾病进一步发展，出现剧烈持久的心前区疼痛，休息服药均不能缓解，伴心悸，大汗淋漓，面色苍白，四肢厥冷，脉疾无力，则辨病辨证为（）
A . A.寒凝心脉胸痹
B . 心肾阳虚胸痹
C . 气虚血瘀真心痛
D . 寒凝心脉真心痛
E . 正虚阳脱真心痛
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