Adrenal Gland Cancer (Pheochromocytoma) in Cats

Pheochromocytoma in Cats
A pheochromocytoma is a type of adrenal gland tumor which causes the gland to make too much of some of the hormones. This can cause an increase in heart rate, blood pressure, and breathing rate. These symptoms are intermittent (not present all of the time) because the hormones that cause them are not made all of the time or are made in low amounts.
Pheochromocytomas are rare in cats. When they do occur it is usually with older cats. Because this tumor affects an endocrine gland that functions to spread hormones, pheochromocytomas commonly spread to more

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