Merck Manual

Please confirm that you are not located inside the Russian Federation

honeypot link

Pheochromocytoma

By

The Manual's Editorial Staff

Last full review/revision Sep 2022| Content last modified Sep 2022
CLICK HERE FOR THE PROFESSIONAL VERSION
Get the full details
Topic Resources

What is a pheochromocytoma?

A pheochromocytoma is a type of tumor that makes hormones that raise your blood pressure. Most pheochromocytomas grow in your adrenal glands Overview of the Adrenal Glands Glands make and release hormones. Hormones are chemicals that stimulate other cells or tissues into action. Because hormones are in your blood, they travel throughout your body. They can affect... read more . Your adrenal glands are located on top of your kidneys.

What causes a pheochromocytoma?

What are the symptoms of a pheochromocytoma?

Symptoms include:

  • Fast, pounding heart

  • Sweating

  • Feeling light-headed when standing

  • Fast breathing

  • Cold and clammy skin

  • Severe headaches

How can doctors tell if I have a pheochromocytoma?

How do doctors treat a pheochromocytoma?

Doctors give you medicine to control your blood pressure and then do:

  • Surgery to remove the tumor

NOTE: This is the Consumer Version. DOCTORS: CLICK HERE FOR THE PROFESSIONAL VERSION
CLICK HERE FOR THE PROFESSIONAL VERSION
quiz link

Test your knowledge

Take a Quiz!
iOS ANDROID
iOS ANDROID
iOS ANDROID
TOP