Overview
Polyendocrine-polyneuropathy syndrome is an extremely rare condition that affects multiple hormone-producing glands (the endocrine system) and the peripheral nerves (the nerves outside the brain and spinal cord). Because it involves both endocrine and nerve problems, patients may experience a wide range of symptoms. The endocrine component can lead to problems with glands such as the thyroid, adrenal glands, or pancreas, causing hormonal imbalances. These imbalances may result in fatigue, weight changes, blood sugar problems, or other metabolic issues. The polyneuropathy component means that nerves in the arms, legs, and sometimes other parts of the body do not work properly, which can cause numbness, tingling, pain, or weakness in the hands and feet. Because this syndrome is so rare, the medical understanding of it is still evolving. Treatment is generally focused on managing each individual symptom — replacing missing hormones, controlling pain, and supporting nerve function. A team of specialists is usually needed to provide comprehensive care. There is currently no single cure, and management is tailored to each patient's specific combination of endocrine and nerve problems.
Key symptoms:
Numbness or tingling in hands and feetMuscle weakness in the arms or legsFatigue and low energyUnexplained weight changesBlood sugar problems (too high or too low)Thyroid gland dysfunctionAdrenal gland insufficiencyBurning or shooting nerve painDifficulty with balance or coordinationSensitivity to cold or heatDigestive problemsDizziness upon standingSexual dysfunction or menstrual irregularities
Clinical phenotype terms (23)— hover any for plain English
Autosomal recessive
Passed on when both parents carry the same gene change; often skips generations
Variable
Can begin at different ages, from infancy through adulthood
Treatments
No FDA-approved treatments are currently listed for Polyendocrine-polyneuropathy syndrome.
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Specialists
View all specialists →No specialists are currently listed for Polyendocrine-polyneuropathy syndrome.
Treatment Centers
8 centersBaylor College of Medicine Rare Disease Center ↗
Baylor College of Medicine
📍 Houston, TX
🏥 NORDStanford Medicine Rare Disease Center ↗
Stanford Medicine
📍 Stanford, CA
🔬 UDNNIH Clinical Center Undiagnosed Diseases Program ↗
National Institutes of Health
📍 Bethesda, MD
🔬 UDNUCLA UDN Clinical Site ↗
UCLA Health
📍 Los Angeles, CA
🔬 UDNBaylor College of Medicine UDN Clinical Site ↗
Baylor College of Medicine
📍 Houston, TX
🔬 UDNHarvard/MGH UDN Clinical Site ↗
Massachusetts General Hospital
📍 Boston, MA
🏥 NORDMayo Clinic Center for Individualized Medicine ↗
Mayo Clinic
📍 Rochester, MN
👤 Mayo Clinic Center for Individualized Medicine
🏥 NORDUCLA Rare Disease Day Program ↗
UCLA Health
📍 Los Angeles, CA
Travel Grants
No travel grants are currently matched to Polyendocrine-polyneuropathy syndrome.
Community
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Caregiver Resources
NORD Caregiver Resources
Support, advocacy, and financial assistance for caregivers of rare disease patients.
Mental Health Support
Rare disease caregiving can be isolating. Connect with counseling and peer support.
Family & Caregiver Grants
Financial assistance programs specifically for caregivers of rare disease patients.
Social Security Disability
Learn how rare disease patients may qualify for SSDI/SSI benefits.
Questions for your doctor
Bring these to your next appointment
- Q1.Which of my endocrine glands are affected, and what hormone replacements do I need?,How severe is my nerve damage, and is it likely to get worse over time?,What medications can help manage my nerve pain?,Should I undergo genetic testing to look for an underlying cause?,What are the warning signs of an adrenal crisis, and what should I do in an emergency?,How often should I have my hormone levels and nerve function checked?,Are there any clinical trials or research studies I could participate in?
Common questions about Polyendocrine-polyneuropathy syndrome
What is Polyendocrine-polyneuropathy syndrome?
Polyendocrine-polyneuropathy syndrome is an extremely rare condition that affects multiple hormone-producing glands (the endocrine system) and the peripheral nerves (the nerves outside the brain and spinal cord). Because it involves both endocrine and nerve problems, patients may experience a wide range of symptoms. The endocrine component can lead to problems with glands such as the thyroid, adrenal glands, or pancreas, causing hormonal imbalances. These imbalances may result in fatigue, weight changes, blood sugar problems, or other metabolic issues. The polyneuropathy component means that n
How is Polyendocrine-polyneuropathy syndrome inherited?
Polyendocrine-polyneuropathy syndrome follows a autosomal recessive inheritance pattern. Genetic counseling can help families understand recurrence risk and testing options.