A 38 year-old gentleman complained enlargement of a long-standing warty growth lesion on left pre-auricular region. He claimed that the lesion was present since adolescence. However, the size of lesion seemed increase in recent half year. The lesion was totally asymptomatic.
Clinical examination revealed a pale brownish warty plaque on left pre-auricular region. What could be the most probable diagnosis of this condition? *This image based case is from Docplexus editorial team for educative purpose only. Source: Haymarket