What is the meaning of Girasol? How popular is the baby name Girasol? Learn the origin and popularity plus how to pronounce Girasol
A pheochromocytoma is an adrenal gland tumor that secretes epinephrine and norepinephrine hormones. These hormones are responsible for regulating heart rate and blood pressure, among other functions. Pheochromocytomas occur most frequently in young to middle-aged adults between the ages of 30 and 60. Ten percent of individuals affected are children who usually develop symptoms between the ages of 6 and 14.
Pheochromocytoma is a rare and mostly benign tumor which arises from chromaffin cells with excessive catecholamine production and secretion. Paraganglioma is a rare chromaffin cell tumour from extraadrenal symphatetic tissue and is mostly located in the abdomen. Tympanic paragangliomas are neuroendocrine neoplasms located in the middle ear and arising from chromaffin cells of the parasympathetic paraganglia.