Canadian Medical Guide > Diseases > Congenital, Hereditary, and Neonatal Diseases and Abnormalities > Genetic Diseases, Inborn > Skin Diseases, Genetic > Porokeratosis Terms and Definitions




Porokeratosis

Medical Definition: A heritable disorder of faulty keratinization characterized by the proliferation of abnormal clones of KERATINOCYTES and lesions showing varying atrophic patches surrounded by an elevated, keratotic border. These keratotic lesions can progress to overt cutaneous neoplasm. Several clinical variants are recognized, including porokeratosis of Mibelli, linear porokeratosis, disseminated superficial actinic porokeratosis, palmoplantar porokeratosis, and punctate porokeratosis.
Guide Notes: do not confuse with PARAKERATOSIS
Also Called: Porokeratosis, Punctate,Porokeratosis, Disseminated Superficial Actinic,Porokeratosis, Linear,Porokeratosis, Mibelli,Porokeratosis, Palmoplantar
Previously Indexed: Keratosis (1966-1992)

Porokeratosis Medical Definitions and Terms

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