Keratins are a diverse group of structural proteins that form the intermediate filament network responsible for maintaining the structural integrity of keratinocytes. In humans, there are around 30 keratin families divided into two groups, namely, acidic and basic keratins, which are arranged in pairs. They are expressed in a highly specific pattern related to the epithelial type and stage of c...

Porokeratosis of Mibelli is a keratinization disorder due to cellular clones that show different degress of dysplasia. Sometimes, these lesions develop on the previously traumatized or burnt skin. Herein, a 24 – year- old female patient is presented with three facial skin lesions on her right cheek on a previous old scar due to cutaneous leishmaniasis is presented. The larger lesion was an eryt...