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Living with Pheochromocytoma

A rare tumor, usually in an adrenal gland, that often makes too many hormones and can cause high blood pressure and sweating.

Understanding Pheochromocytoma

Pheochromocytoma is a rare tumor that usually starts in the cells of one of the adrenal glands.

These tumors are usually benign (not cancer), but they often cause the adrenal gland to make too many hormones. This can lead to high blood pressure, headaches, sweating, a pounding heart, shakiness, or looking very pale. Sometimes it is part of multiple endocrine neoplasia syndrome (MEN). Doctors use lab and imaging tests to diagnose it, and surgery is the most common treatment.

Signs & symptoms

Symptoms vary from person to person. GARD says they may include:

  • High blood pressure
  • Headaches
  • Sweating
  • Pounding heartbeat
  • Shakiness
  • Very pale skin

Not everyone has every symptom. GARD's list comes from the Human Phenotype Ontology.

Diagnosis

  1. Talk with your doctor

    Share the symptoms you've noticed, when they started and your family health history. Notes and photos can help.

  2. See a specialist

    Your doctor may refer you to a specialist who knows rare conditions.

  3. Ask which tests can help

    Your care team will decide which exams and tests can confirm the diagnosis.

  4. Connect with expert centers

    National Adrenal Diseases Foundation and Pheo Para Alliance may keep lists of experts for this condition.

Care & treatment

Care team
A doctor familiar with rare conditions, plus specialists as needed
Expert care
Expert lists: National Adrenal Diseases Foundation, Pheo Para Alliance
Treatment
GARD doesn't list specific treatments for this condition. Your care team will tailor care to your symptoms.
Research
Clinical trials and observational studies may be options. See the research section below.

General information, not medical advice. Your care team makes the decisions.

Everyday life

Living with a rare condition is easier with support.

  • Connect with National Adrenal Diseases Foundation and other patient organizations
  • Keep notes on symptoms, changes and questions for appointments
  • Ask about patient registries that help research
  • Look into financial aid and travel resources for care visits
Bring these questions to your next doctor visit
Which lab and imaging tests confirm the diagnosis?
Should I be checked for multiple endocrine neoplasia (MEN)?
What are my treatment options, and who is on my care team?

Quick facts

InheritanceAutosomal Dominant

GARD lists this condition as autosomal dominant, which means one changed copy of a gene is enough to cause it. Sometimes it is part of multiple endocrine neoplasia syndrome (MEN).

Also known as: chromaffin tumors; chromaffin tumours; phaeochromocytoma

Patient organizations

Source: NIH GARD · PheochromocytomaGARD ID 15105 · GARD page updated September 2026 · Plain-language summary by Know Rare; editorial review pending. General information, not medical advice.

You are more than your diagnosis

Perspectives from people navigating life with Pheochromocytoma.

Explore the Pheochromocytoma blog

Explore research for Pheochromocytoma

Explore actively recruiting Pheochromocytoma studies with HealthSpark.

HealthSpark

Find actively recruiting studies for Pheochromocytoma with HealthSpark. Share your city to explore research near you.

  • Recruiting studies from ClinicalTrials.gov
  • Share your city to look for research near you
  • Eligibility is confirmed by the study team

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Powered by HealthSpark, our AI chat helper · Study information from ClinicalTrials.gov · Eligibility is confirmed by the study team.

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