Pregunta:
What is comedonal acne?
Autor: H KRespuesta:
• Acne vulgaris: comedones Comedones are keratin plugs that form within follicular ostia and are frequently associated with surrounding erythema and pustule formation • Comedones associated with small ostia are referred to as closed comedones or “white heads” • Those associated with large ostia are referred to as open comedones or “black heads” Initial stage: Open Comedo: The black surface is oxidized melanin not oxidized fat or dirt Closed Comedo: papule without a readily visible central pore and without any clinical signs of inflammation
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Autor
H K