Surgical Treatment of Renovascular Hypertension Secondary to Renal Trauma

We report 4 cases of renovascular hypertension secondary to renal trauma. Selective samples of plasma renin activity from the renal veins were obtained in all patients and demonstrated lateralization in 3. Surgery consisted of partial resection in 3 cases and nephrectomy in 1. Three patients were cured and 1 was improved by the surgical treatment.