[Histopathology of the renal artery. Stenosing lesions causing hypertension].

The Authors describe the anatomopathological background of different types of renal artery lesion, causing renovascular hypertension. Various pathological aspects of dysplastic lesions are examined and compared with the aspects of arteriosclerotic disease. Finally correlations between angiographic and histological reports are considered, discussing when and how a surgical procedure should be advisable.