Pheochromocytoma is an important cause of secondary Hypertension. We have adnenal gland located at upper portion of each kidney. It is divided into adrenal cortex and adrenal medulla. Pheochromocytoma is a tumor of Adrenal Medulla. Normal function of adrenal medulla is to produce epinephrine or adrenaline. Which is responsible for controlling blood pressure and to help cope with stressful situations.…