Comedones

Comedones
Definition:
Comedones are small, flesh-colored, white, or dark bumps that give skin a rough texture. The bumps are found at the opening of a sebaceous follicle (pore). See acne.
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- Comedones
- Macule
- Nodules
- Pustules
- Rashes
Review Date : 8/15/2003
Reviewed By : Michael Lehrer, M.D., Department of Dermatology, University of Pennsylvania Medical Center, Philadelphia, PA. Review provided by VeriMed Healthcare Network.
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Comedones are blackheads and whiteheads, which are associated with increased oil production on the nose, forehead, and chin (T-zone). This form of acne often develops in preteens and during the early teenage years.
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Virtually every adolescent experiences some comedones. Generally, acne starts at about age 10 to 13, and lasts for 5 to 10 years.
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Treatment for mild noninflammatory acne consists of reducing the formation of new comedones with topical tretinoin, benzoyl peroxide, adapalene, or salicylic acid.
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Within these spots, or comedones as they are also called, bacteria multiply and cause inflammation, making the skin around the spot swollen, red and sore. The spot swells until it eventually ruptures and then heals, often leaving scarring.
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Blackheads (comedones) are glands plugged with excessive material which discolours on exposure to air. Whiteheads are small collections of pus within glands, and nodules or papules are the red, inflamed areas of more extensive infection.
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Stops the development of new acne lesions (comedones) and encourages cell turnover, unplugging pimples
Adapalene
Decreases comedo (basic acne lesion) formation ...
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Because these pimples look like teenage acne, rosacea has often been nicknamed adult acne or acne rosacea. However, rosacea has different causes than acne, and adults with rosacea do not have the whiteheads or blackheads (called comedones) commonly ...
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(lesions) may appear and fill with pus, typically in the areas of the groin, armpits or buttocks. The lesions enlarge and often open and drain on their own. Sometimes, a doctor needs to drain them. Scarring may result. Multiple blackheads (comedones) ...
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If the oil breaks though to the surface, the result is a whitehead. If the oil becomes oxidized (that is, acted on by oxygen in the air), the oil changes from white to black, and the result is a blackhead. This is how the two types of comedones ...
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