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Living with Epidermolysis bullosa simplex 1C, localized

A milder form of EB simplex with blisters mainly on the palms and soles, worse in warm weather.

Understanding Epidermolysis bullosa simplex 1C, localized

Epidermolysis bullosa simplex 1C, localized, is a form of EB simplex with blisters mainly on the palms and soles.

It was formerly called Weber-Cockayne. Blisters get worse in warm weather. It usually begins in childhood. People may also have pain, itching, and thickened skin where there is friction.

Signs & symptoms

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

  • Blisters on palms and soles
  • Heat intolerance
  • Itching
  • Foot pain
  • Pain in the arms and hands
  • Pins and needles feeling (paresthesia)

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 genetic specialists and skin, hair, and nail specialists.

  3. Consider genetic testing

    Changes in KRT14 are linked to this condition. Genetic testing and counseling can help confirm a diagnosis and explain what it means for your family.

  4. Connect with expert centers

    DEBRA of America may keep lists of experts for this condition.

Care & treatment

Care team
Genetic specialists (geneticists); Skin, hair, and nail specialists (dermatologists)
Expert care
Expert lists: DEBRA of America
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 DEBRA of America 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
Can genetic testing for the KRT14 gene confirm this diagnosis?
How can I reduce blisters in warm weather?
What can ease foot and hand pain?

Quick facts

Symptoms usually startChild
InheritanceAutosomal Dominant
GenesKRT14

Changes in the KRT14 gene cause this condition. It is autosomal dominant, which means a change in one copy of the gene can cause it.

GeneticSkin

Also known as: debs-wc; dominant epidermolysis bullosa simplex, weber-cockayne type; ebs-loc; ebs, acral form; epidermolysis bullosa of hands and feet; epidermolysis bullosa simplex of palms and soles

Patient organizations

Source: NIH GARD · Epidermolysis bullosa simplex 1C, localizedGARD ID 2146 · GARD page updated September 2026 · Plain-language summary by Know Rare; editorial review pending. General information, not medical advice.

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