“…Cutaneus bone formation may occur as a metaplastic change within a wide variety of benign and malignant conditions, and many such cases have been recorded [1,3,4,8,9,11], In the absence of a pre-existing or associated lesion, cutaneous ossification has been described under a variety of names as primary osteoma [7,8], osteoma [6], osteosis cutis [2], osteodermatopathia hypertrophicans [10], disseminated congenital osteomas [11], and osteosis cutis circumscripta [5]. This variety of names, on the other hand shows that histogenesis is not yet fully defined.…”