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Living with Nelson syndrome

A condition in which a pituitary gland tumor develops after both adrenal glands are removed to treat Cushing syndrome.

Understanding Nelson syndrome

Nelson syndrome is a condition that develops after both adrenal glands are removed (bilateral adrenalectomy) to treat Cushing syndrome.

Signs come from a pituitary gland tumor (adenoma) that makes ACTH, a hormone. The tumor can enlarge the bony pocket for the pituitary (sella turcica) and press on nearby structures. The skin becomes darker. GARD lists onset in adulthood.

Signs & symptoms

Symptoms vary from person to person. GARD lists these among the most common:

  • Darkening of the skin (hyperpigmentation)
  • Too much ACTH hormone
  • High blood pressure
  • Vision loss
  • Muscle weakness in the legs
  • Stretch marks

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

    Specialists who may be involved include cancer specialists, genetic specialists and hormone specialists.

  3. Ask which tests can help

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

  4. Connect with expert centers

    Pituitary Network Association may keep lists of experts for this condition.

Care & treatment

Care team
Cancer specialists (oncologists); Genetic specialists (geneticists); Hormone specialists (endocrinologists)
Expert care
Expert lists: Pituitary Network Association
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 Pituitary Network Association
  • 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
How often should my pituitary be checked with imaging?
Which treatments are available for the pituitary tumor?
How often should my vision be checked?

Quick facts

Symptoms usually startAdult and as an Older Adult
InheritanceAutosomal Dominant

It develops after bilateral adrenalectomy for Cushing syndrome, as a result of a pituitary tumor that makes ACTH.

GeneticEndocrine

Also known as: dermal ridges-off-the-end; nelson's syndrome; ridges-off-the-end syndrome; roes

Patient organizations

Broader rare-disease groups

Source: NIH GARD · Nelson syndromeGARD ID 7170 · 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 Nelson syndrome.

Explore the Nelson syndrome blog

Explore research for Nelson syndrome

Explore actively recruiting Nelson syndrome studies with HealthSpark.

HealthSpark

Find actively recruiting studies for Nelson syndrome 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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