55岁的郑先生患高血压病已有多年,一直坚持服药控制血压。最近,在体检时他发现自己的血脂也超标了。他知道自己有心脑血管疾病发作的隐患,所以总是注意自己是否有头晕、胸闷等症状。可是近几天随着气温急 Mr. Cheng, 55, has been suffering from hypertension for many years and has always insisted on medication to control blood pressure. Recently, he found his blood lipids were too high on physical examination. He knew he had a risk of cardiovascular and cerebrovascular disease, so always pay attention to whether they have dizziness, chest tightness and other symptoms. But in recent days as the temperature is urgent