Epidermolytic Palmoplantar Keratoderma: Causes, Symptoms, and Treatment
Medically reviewed by Harsha Moole, MD, Internal Medicine. Last reviewed: October 2, 2026.
What kind of doctor treats Epidermolytic Palmoplantar Keratoderma?
A dermatologist, a doctor who specializes in skin conditions, usually treats epidermolytic palmoplantar keratoderma. Because the condition is rare, many patients go to a medical center with experience in genetic skin diseases. A primary care doctor can help with everyday skin care, watch for infection, and make referrals when needed.
What it is
Epidermolytic palmoplantar keratoderma is a rare skin condition that makes the skin on the palms and soles become very thick and hard. Keratoderma means thickened skin; epidermolytic means the skin cells look damaged under a microscope. The thick skin can crack and may be painful. The rest of the body is usually not affected, and people generally have a normal life span.
Symptoms
The main sign is thick, rough skin on the hands and feet, often showing up in early childhood, sometimes when a baby starts to walk. The skin may look yellowish and feel like hard calluses. Common problems include blisters, especially after rubbing or sweating, and painful cracks. Symptoms often get worse with heat, friction, or manual work.
Causes and who gets it
This condition is caused by changes in certain genes, most often KRT9 or KRT1, which give instructions for proteins that keep skin cells strong. It is usually inherited from a parent but can also appear for the first time through a new gene change. It affects males and females equally and is rare.
How doctors diagnose it
Doctors usually start by looking at the skin and asking about symptoms and family history. A skin biopsy may show how the cells look under a microscope, and genetic testing can confirm the diagnosis.
Treatment
There is no cure, but treatment can soften the skin and ease pain. Doctors often recommend creams containing urea, salicylic acid, or lactic acid to reduce thickening. Regular moisturizers help prevent cracking, and gently using a pumice stone after soaking can also help. In some cases, doctors may prescribe oral retinoid medicines.
When to see a doctor
See a doctor if the skin on your hands or feet becomes very thick, painful, or cracked, or if home treatments are not helping. Get medical care if you notice signs of infection, such as redness, warmth, swelling, or pus.
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 with insurance. Either can be a helpful partner for a long-term skin condition, with longer visits and easier access. They can manage moisturizing routines, prescribe common creams, and monitor for infection, referring patients to a dermatologist when stronger medicines, a biopsy, or genetic testing is needed.
Common questions
Is epidermolytic palmoplantar keratoderma contagious?
No. It is caused by changed genes, not by germs, so it cannot spread from person to person.
Will my children have it?
If one parent has the condition, each child has a good chance of inheriting it, often about fifty percent. A genetic counselor can explain the exact risk for a family.
Can it be cured?
There is no cure because the condition comes from a gene change. Treatment can soften the skin and ease pain, but results differ from person to person.
Does it affect anything besides the skin?
The thickening is mostly limited to the palms and soles. Most people with the condition are healthy in other ways.
Sources
- National Organization for Rare Disorders (NORD) - epidermolytic palmoplantar keratoderma - National Organization for Rare Disorders
- NIH Genetic and Rare Diseases Information Center - Epidermolytic palmoplantar keratoderma, 1
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.
