Renal vascular hypertension secondary to renal arterial aneurysm.

A case is reported of a ten-year-old boy with hypertension with a fusiform aneurysm and an intrarenal arterial malformation similar to a cirsoid aneurysm in the same kidney. Renal vein renin values were elevated. The cause, classification, pathologic anatomy, relationship between aneurysm and hypertension, and treatment are discussed. The patient was cured by nephrectomy.