SNOMED CT, US Edition

Last uploaded: March 22, 2026
Id http://purl.bioontology.org/ontology/SNOMEDCT/718218005
http://purl.bioontology.org/ontology/SNOMEDCT/718218005
Preferred Name

Porokeratosis plantaris palmaris et disseminata

Definitions
A rare genetic disease which is a rare form of porokeratosis occurring mainly in adolescence and characterized by small pruritic or painful keratotic papules that first appear on the palms and soles, and may gradually spread to other body zones. A rare form of porokeratosis occurring mainly in adolescence and characterised by small pruritic or painful keratotic papules that first appear on the palms and soles, and may gradually become generalised. The prevalence is unknown but it is one of the rarest forms of porokeratosis. The disease is more frequently seen in males. The exact aetiology is unknown. A possible locus for PPPD has been found on chromosome 12q24.1-24.2. Usually follows a dominant (autosomal or X-linked) pattern of inheritance. A rare genetic disease which is a rare form of porokeratosis occurring mainly in adolescence and characterised by small pruritic or painful keratotic papules that first appear on the palms and soles, and may gradually spread to other body zones. A rare form of porokeratosis occurring mainly in adolescence and characterized by small pruritic or painful keratotic papules that first appear on the palms and soles, and may gradually become generalized. The prevalence is unknown but it is one of the rarest forms of porokeratosis. The disease is more frequently seen in males. The exact etiology is unknown. A possible locus for PPPD has been found on chromosome 12q24.1-24.2. Usually follows a dominant (autosomal or X-linked) pattern of inheritance.
Synonyms
Porokeratosis plantaris palmaris et disseminata (disorder)
Type http://www.w3.org/2002/07/owl#Class
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