Porokeratosis has a wide variety of clinical and morphologic manifestations. We report the fifth case of porokeratosis of the punctate type. Cornoid lamella formation is a constant finding in porokeratosis of any type.
Report of a Case
A 26-year-old right-handed Hispanic man had been seen at the Brooklyn (NY) Veterans Administration Medical Center in 1979 for the evaluation of hyperkeratotic lesions on his left hand and foot that had been present for three years. The patient denied any trauma to the involved sites. A punch biopsy was performed and the patient was treated with 5% salicylic acid in petrolatum. In June 1982, he again sought medical attention because of an increased number of lesions and associated pain where they occurred on pressure points. In an attempt to rid himself of his lesions, the patient had painstakingly scraped off many of them, only to note that they recurred in the original
Himmelstein R, Lynfield YL. Punctate Porokeratosis. Arch Dermatol. 1984;120(2):263-264. doi:10.1001/archderm.1984.01650380123027