Multiple keratoacanthoma centrifugum marginatum associated with juvenile idiopathic arthritis and persistent corneal epithelial defect: an unusual case

Multiple Keratoacanthoma Centrifugum Marginatum in a Patient with Primary Myelofibrosis: A Case Report with Dermoscopic Findings

“…Unlike classical KA, KCM is characterized by a chronic, locally destructive course, progressive peripheral growth with central atrophy and no tendency for spontaneous involution. Lesions may reach up to 20–30 cm in diameter ( 1 – 10 ). KCM usually develops on sun-exposed skin, mainly in white males in the5 th or 6 th decade of life.…”