A clogged pore on the surface of the skin; the dark color is due to exposure to the air.
A lesion seen in acne that is caused when the hair follicle becomes filled with a plug of oil, bacteria and cells but remains open to the skin surface. Because the plug is open and exposed to air, oxidation of one of the components of the plug causes the surface of the plug to turn black.
Also known as a comedone, caused by the hardening of the sebum in the sebaceous gland duct leading to the surface of the skin.
A dark-topped plug of fatty material in the opening of a hair follicle. The colour is the result of exposure of the fat to the air.
a black-tipped plug clogging a pore of the skin
a comedone, basic acne lesion, that has reached the surface of the skin
a comedo that opens up and appears blackish on the surface of the skin
a darkened duct opening that is plugged with dead cells and bacteria
an open comedone as the sebum is exposed to air but is still stuck in the pore
a pimple that is open to the air
a plug of dry, dehydrated sebum that get stuck in your pores on
a plug of dry, dehydrated sebum (your skin's
a plug of keratin and sebum within the follicle, frequently containing bacteria
a pore that has become plugged at its opening
a pore that has been clogged with dirt
a type of pimple that forms when the pores of the skin get clogged with oils and impurities
a very blocked aspirin bayer commercial pore, and a gentle squeeze will help rectifty this
a yellowish or blackish plug of material accumulated in the duct of a sebaceous gland
open comedo; small plug of cellular debris and oil clogging a sebaceous follicle.
A term used to describe the skin’s pores clogged by natural oils and impurities resulting in hardened sebum.
a black-tipped plug of dried oil that has blocked a pore of an oil gland. The scientific name for this is comedone
An open, noninflammatory comedo.
A blackhead is anotther type of acne. They are typically caused by excessive oil, makeup, and dirt.
Also called an open comedone; plug comprised of yellow or black material that accumulates in the sebaceous glands.
Small plug of sebum blocking the duct of the sebaceous gland.
A non-inflammatory acne lesion that is filled with excess oil and dead skin cells.
An open, noninflammatory acne lesion.
(or open comedo ). A blocked pore in which the "plug" enlarges and pushes through the surface of the skin. The plug's dark appearance is not due to dirt, but rather to a buildup of melanin, the skin's dark pigment.
An open comedone; a plug of sebaceous matter.
A comedone; plug of sebaceous material held within the duct of a sebaceous gland.
A blackhead (technically known as an open comedo) is a yellowish or blackish bump or plug on the skin. An open comedo or blackhead is a type of acne vulgaris. It is caused by excess oils that have accumulated in the sebaceous gland's duct.