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Article Abstract

Key Clinical Message: Keratosis palmoplantaris striata type I (SPPK-I) is a rare autosomal-dominant type of hereditary epidermolytic palmoplantar keratoderma, which can be caused by mutations in desmoglein-1 (DSG-1). Patients suffer from hyperkeratotic plaques and painful palmoplantar fissures. Unfortunately, treatment options including salicylic vaseline, topical corticosteroids, phototherapy, and retinoids are inefficient.

Abstract: Hereditary palmoplantar keratodermas (PPKs) represent a heterogeneous group of rare skin disorders with epidermal palmoplantar hyperkeratosis. Mutations in the ), a transmembrane glycoprotein, have been reported primarily in striate PPKs. We report a patient with keratosis palmoplantaris striata type I (SPPK-I) with a specific pathogenic variant [c.349C>T, p.(Arg117*)] in . Despite increased understanding, effective treatment options for PPK, including SPPK-I, remain limited.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC11077198PMC
http://dx.doi.org/10.1002/ccr3.8881DOI Listing

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Article Synopsis
  • Keratosis palmoplantaris striata type I (SPPK-I) is a rare genetic skin condition marked by painful, thickened areas on palms and soles, often due to mutations in the desmoglein-1 gene.
  • Patients experience hyperkeratotic plaques and painful fissures, but existing treatments like salicylic vaseline and corticosteroids do not provide effective relief.
  • A case study highlights a specific genetic variant linked to SPPK-I, yet the search for effective treatments continues due to the limited options available for this disorder.*
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Article Synopsis
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