目前,约5％～10％的高血压病病因可用现有的检查手段证实,称为症状性高血压,而90％～95％的原发病因还无法归类,被称原发为性高血压或高血压病。1。高血压的诊断与鉴别诊断流行病学的研究表明,正常血压与高血压之间无明显界线 Currently, about 5% to 10% of the etiology of hypertension can be confirmed by the existing examination means, known as symptomatic hypertension, and 90% to 95% of the primary etiology can not be classified, is said to be of primary high Blood pressure or hypertension. 1. Diagnosis and differential diagnosis of hypertension Epidemiological studies show that there is no clear line between normal blood pressure and hypertension