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The most common cause of benign hypertension in childhood has been renal origin, but the paroxysmal hypertension was noted mostly in the tumors originated from the chromaffin tissue such as pheochromocytoma, and very rarely in adrenal medullary hyperplasia. Drukker et al.n described the adrenal medullary hyperplasia which arised from the adrenal gland at the first time as a counterpart to... |