DefinitionThis section has been translated automatically.
Circumscribed thickening of the horny layer. One distinguishes:
- Proliferative hyperkeratoses: Too many horny cells are formed, e.g. in psoriasis vulgaris and pityriasis rubra pilaris.
- Retention hyperkeratoses: Too few corneal cells are sheared off on the surface, e.g. in ichthyosis vulgaris, autosomal dominant.
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Please ask your physician for a reliable diagnosis. This website is only meant as a reference.
Prof. Dr. med. Peter Altmeyer