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Adrenal Gland Tumor Definition & Overview

Definition

Pheochromocytoma is a tumor. It is made up of special adrenal gland cells. These cells secrete hormones such as epinephrine and norepinephrine. These hormones help to regulate the heart rate and blood pressure. The cells may secrete excessive amounts of the hormones. This results in periods of:

Most of these tumors are benign (noncancerous). About 10% are malignant (cancerous). Most of the tumors grow on the adrenal glands. The glands are on top of the kidneys. About 10%-20% the tumors occur elsewhere in the body.

Adrenal Glands

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Please be aware that this information is provided to supplement the care provided by your physician. It is neither intended nor implied to be a substitute for professional medical advice. CALL YOUR HEALTHCARE PROVIDER IMMEDIATELY IF YOU THINK YOU MAY HAVE A MEDICAL EMERGENCY. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with any questions you may have regarding a medical condition. Copyright © 2018 EBSCO Publishing All rights reserved.

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