The lumbar approach was used in 26 operations (78.8%), antero-lateral extraperitoneal approach in 5 operations (15.2%) Complications, in general, occurred at 12.1% in which there were two cases of vena cava injury (6%), the rate of patients had been received blood transfusions was 18%; and 50% of patients with pheochromocytoma had hypertension crisis during the operation.