高血压在美国是一个重要的课题,病人总数可达3,000～4,000万人。其后果严重,可引起中风、心脏及肾脏损害。肾脏损害由于其临床不易诊断,危害更大,可形成肾小动脉管腔狭窄以致肾功能衰竭。各期高血压的临床检查情况见下表由下表可见轻型病人只作认真的询问病史、体格检查及一些筛选性化验即可诊断,这部分病人占80％以上。中度高血压约占15％,因有95％的病人不需要作复杂的检查。 Hypertension is an important issue in the United States, with a total number of 3,000 to 40 million people. Serious consequences can cause stroke, heart and kidney damage. Kidney damage due to its clinical diagnosis is not easy, more harmful, can form renal artery stenosis resulting in renal failure. The clinical examination of various stages of hypertension in the table below can be seen from the table below light patients only for serious medical history, physical examination and some screening tests can be diagnosed, this part of the patients accounted for more than 80%. Moderate hypertension accounts for about 15%, as 95% of patients do not need complicated exams.