Mibelli's porokeratosis. Presentation of case

Abstract

Two patients with Mibelli´s porokeratosis were presented because it is a few frequent dermatosis that might be of interest for professionals of different disciplines since it is related to skin cancer and to several other diseases. The first studied patients was 62 years old, female, white, and a housewife, remitted due to presenting skin with cutaneous phototype II, a yellowish lesion in plaque, risen, hyperkeratoid   borders and atrophic center of 1 cm diameter, located in the anterior-external face of the right leg. The other patient was 59 years old, male, white, and a fisherman.  He assisted the service presenting skin with cutaneous phototype II, a yellowish lesion in plaque, risen, hyperkeratoid   borders and atrophic center of 2 cm diameter, located in the posterior-external face of the right forearm. A biopsy of both lesions was carried out. The diagnosis was Mibelli´s porokeratosis. Both patients presented a common cutaneous phototype II and skin manifestations induced by the sun exposition. The used therapeutic was the surgical removal, that also was the diagnosis procedure. Preventing skin cancer with sun blockers was oriented and also wearing adequate clothes and other accessories.