A comedo is a clogged hair follicle (pore) in the skin.[2] Keratin (skin debris) combines with oil to block the follicle.[3] A comedo can be open (blackhead) or …
Abscesses are caused by obstruction of oil (sebaceous) glands or sweat glands, inflammation of hair follicles, or minor breaks and punctures of the skin. Germs get under the skin or into these…
Blackheads: Also known as an open comedo, these are clearly visible on the surface of the skin. They are black or dark brown, due to the oxidation of melanin, …
Blackheads: Also known as an open comedo, these are clearly visible on the surface of the skin. They are black or dark brown, due to the oxidation of melanin, …