Pheochromocytoma is a rare catecholamine secreting tumor of the chromaffin of the body derived from the neural crest tissue and accounts for 0.1% to 1% of all cases of chronic hypertension (Manger et al, 1985). The common presenting signs and symptoms are paroxysmal hypertension, headache, excessive sweating, and palpitation. The hypertension is episodic in nature in up to 50% of cases. Also, 1...