Keratoacanthoma of the lip: A case report with emphasis on histogenesis

Abstract

Keratoacanthoma (KA) is a benign epithelial tumor which presents clinically as a proliferating dome-shaped keratin-filled crater. The lesion occurs predominantly upon sun-exposed areas of the body and is known to arise from hair follicle. Actinic rays are a major contributing factor in the etiology. It simulates grossly as well as microscopically a low… (More)
DOI: 10.4103/jomfp.JOMFP_217_16

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