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Epidermolysis bullosa simplex due to plakophilin deficiency (EBS-PD) is a suprabasal subtype of epidermolysis bullosa simplex (EBS) characterized by generalized superficial erosions and less commonly blistering.
Features include always present findings: Absent eyebrow, Absent eyelashes, Anhidrosis, and Fragile skin and others. 13 total HPO annotations.
Organ System | Phenotype Count | Example Features |
|---|---|---|
Skin | 8 | Anhidrosis, Fragile skin, Alopecia of scalp |
Arms and legs |
PKP1 function has not been fully characterized.
Epidermolysis bullosa simplex due to plakophilin deficiency is associated with mutations in the PKP1 gene on chromosome 1.
Genetic testing for PKP1 is available. Testing is considered confirmatory for diagnosis.
Phenotype severity distribution: 12 always present features.
Estimated prevalence: Unknown (Unknown prevalence).
No clinical trials have been registered for epidermolysis bullosa simplex due to plakophilin deficiency.
6 publications have been identified in PubMed for epidermolysis bullosa simplex due to plakophilin deficiency. Research spans Review / Meta-Analysis (33%), Other (17%), and Case Report / Case Series (17%).
Metze D (2026). [PMID: 42029647](https://pubmed.ncbi.nlm.nih.gov/42029647/). *Dermatopathology (Basel)*. [Basic Science / Preclinical]
Gupta M (2026). [PMID: 41051394](https://pubmed.ncbi.nlm.nih.gov/41051394/). *Indian Dermatol Online J*. [Epidemiology / Natural History]
Balestri R (2025). [PMID: 40178867](https://pubmed.ncbi.nlm.nih.gov/40178867/). *Ital J Dermatol Venerol*. [Case Report / Case Series]
Chandra Konda S (2025). [PMID: 38595014](https://pubmed.ncbi.nlm.nih.gov/38595014/). *Indian J Dermatol Venereol Leprol*. [Other]
Gabriel JA (2024). [PMID: 39741925](https://pubmed.ncbi.nlm.nih.gov/39741925/). *Br J Biomed Sci*. [Review / Meta-Analysis]
Data assembled from 6 of 12 sources · Last updated Sep 20, 2026, 5:38 PM UTC
Online Mendelian Inheritance in Man
European rare disease database
Genetic and Rare Diseases Info Center
1 |
Dystrophic fingernails |
Age of onset: at birth.
Luo Q (2024). [PMID: 38888207](https://pubmed.ncbi.nlm.nih.gov/38888207/). *Mol Carcinog*. [Review / Meta-Analysis]