Pheochromocytoma is a rare tumor that develops in the adrenal glands, typically originating from chromaffin cells, which are responsible for producing catecholamines such as adrenaline and noradrenaline. These hormones play a crucial role in the body's fight-or-flight response, regulating blood pressure and heart rate. When a pheochromocytoma occurs, it leads to excessive secretion of these... Continue Reading →