A 55-year-old man complained of red spots on his forearms for about one year. The lesions were asymptomatic but increased in number. Physical examination revealed multiple small erythematous dome-shaped papules on the forearms. The lesions were 2 to 3 mm in diameter.

What could be the most probable diagnosis for this condition? *This image based case is from Docplexus editorial team for educative purpose only. Source: Haymarket