Renal Vascular and Hypertension

Renal Vascular Hypertension means that stenosis of the trunk or branch of unilateral or bilateral renal artery cause renal blood lack and then lead to high blood pressure. It takes up 5% in total cases of hypertension. The causes of renal vascular hypertension are many and various, in the below are some common reasons.

1.Arteritis

It′s more common with Chinese people than with European or American people and it′s more common with young women. Arteritis is nonspecific inflammation and has connection with abnormal immunity after bacteria infection.

2.Atherosis

Renal vascular hypertension caused by atherosis occupys about 60% in the total number of patients in European and American countries. The diease occurs at the ostias of the trunk of renal artery or the position of 1/3 to it in most cases, and usually it′s bilateral.

3.Abnormal growth of fibrillar muscle

It′s the common cause to lead to renal vascular hypertension among foreign young patients.

4.Others

Such as polyarteritis nodosa, external injury, movable kidney, fibrosis of tissue arund renal artery caused by radioactive rays etc.