Adiposis Dolorosa: Causes, Symptoms, and Treatment
Medically reviewed by Harsha Moole, MD, Internal Medicine. Last reviewed: October 23, 2026.
What kind of doctor treats adiposis dolorosa (Dercum's disease)?
A dermatologist (skin doctor) and a pain medicine doctor usually share care for adiposis dolorosa, also called Dercum's disease, a rare condition that causes painful fatty lumps under the skin. Treatment focuses on managing pain and swelling, since there is no cure, and a primary care doctor can help coordinate ongoing care and refer patients to these specialists.
What is adiposis dolorosa?
Adiposis dolorosa is a rare disorder. It causes many harmless fatty growths under the skin. Doctors call these growths lipomas (lumps of fat tissue). The lumps are not cancer. They are painful, and the pain often lasts a long time. Another name for the condition is Dercum's disease.
The lumps sit just under the skin. They are most common on the trunk, the upper arms, and the upper legs. The pain may come from the lumps pressing on nearby nerves. Pain must last at least 3 months before doctors consider this condition.
Symptoms
The main sign is painful fat under the skin. The pain can feel like burning, aching, or stabbing. It is often stronger than the lumps look. Other problems can include:
- Soreness when the area is touched or pressed.
- Tiredness and weakness.
- Trouble thinking clearly, sometimes called brain fog. Memory and focus can suffer.
- Depression, anxiety, or trouble sleeping.
- Swelling, often in the hands, arms, or legs.
- Headaches, easy bruising, and stiffness after resting.
Many people have flares. These are times when pain and tiredness get worse for a while. In severe cases the pain can limit walking and daily tasks.
Causes and who gets it
The exact cause is unknown. Doctors have suggested ideas like swelling (inflammation), injury, and problems with how the body stores and breaks down fat. None of these ideas is confirmed. A few families have had more than one case. When that happens, it can be passed down in an autosomal dominant pattern. This means one changed gene from one parent is enough. Most cases, though, happen on their own with no family history.
The condition most often affects women between 35 and 50 who are overweight or have obesity. Women get it more often than men. Cases have been reported from adolescence into older adulthood.
How doctors diagnose it
Doctors diagnose it by ruling out other problems. There is no specific lab test for it. Doctors ask how long the pain has lasted and examine the lumps. The pain must last more than 3 months.
Imaging tests can help. An ultrasound uses sound waves to make pictures. An MRI uses magnets to make detailed pictures. Both may show fatty lumps under the skin. If a lump is growing fast, a doctor may take a biopsy. This is a small sample of tissue. It shows the lump is a lipoma and not cancer. Blood tests help rule out other causes of pain and tiredness.
Treatment
There is no cure, and no medicine is approved by the Food and Drug Administration (the FDA) just for this condition. Treatment focuses on easing the pain.
Pain medicines like anti-inflammatory drugs may help, but they do not work well for everyone. Lidocaine patches or infusions (numbing medicine) have given temporary relief to some people. Surgery or liposuction (a procedure that removes fat) can take out lumps. The relief is temporary, and lumps often grow back.
A pain medicine doctor, a doctor who treats ongoing pain, can build a treatment plan. Mental health support can help people cope with long-term pain. Physical therapy (exercises and hands-on care) can also be part of the plan. Weight gain is common with this condition, and doctors treat it to lower the risk of diabetes.
When to see a doctor
See a doctor if fatty lumps hurt, mainly if the pain lasts more than 3 months. Get care right away if a lump grows quickly or feels firm. Fast-growing lumps must be checked to rule out cancer. Pain that limits walking also needs prompt care.
How a direct primary care or concierge doctor fits in
A direct primary care doctor charges a flat monthly fee instead of billing insurance, while a concierge doctor usually charges more and often works alongside insurance. This doctor can do the first exam, track your pain over time, and coordinate care with skin and pain specialists. They can also order imaging tests and follow up on treatment.
Common questions
What is adiposis dolorosa?
Adiposis dolorosa, also called Dercum's disease, is a rare condition where fatty lumps grow under the skin and cause ongoing pain. It mostly affects adults and can also cause tiredness and trouble concentrating. Doctors are still studying exactly what causes it.
Can a direct primary care doctor manage adiposis dolorosa?
A direct primary care doctor can help diagnose adiposis dolorosa, manage pain alongside a pain medicine doctor, and refer you to a dermatologist for the skin lumps. Because this condition is rare, ongoing coordination between your primary care doctor and specialists is often the most helpful approach.
Is adiposis dolorosa the same as obesity?
No, adiposis dolorosa is not the same as ordinary obesity. It is a separate medical condition where fat tissue grows in painful lumps, and the pain is the key difference. Treatment focuses on easing pain.
Sources
- MedlinePlus Genetics - Adiposis dolorosa
- NORD - Dercum's Disease
- NCBI Bookshelf - Adiposis Dolorosa (StatPearls)
Medical Disclaimer
This content is for general educational and informational purposes only and is not medical advice. It is not a substitute for professional medical advice, diagnosis, or treatment, and reading it does not create a doctor-patient relationship. Always seek the advice of your physician or another qualified health provider with any questions about a medical condition, and never disregard or delay seeking professional advice because of something you read here. If you think you may have a medical emergency, call 911 (or your local emergency number) immediately.
