Wednesday, August 09, 2006

Acne Scars


Early Acne Scars


After an acne lesion has healed, it can leave a red or hyperpigmented mark on the skin. This is actually not a scar, but rather a post-inflammatory change. The redness or hyperpigmentation is seen as the skin goes through its healing and remodeling process, which takes approximately 6-12 months.

If no more acne lesions develop in that area, the skin can heal normally. Any color change or skin defect still present after 1 year is considered to be a permanent defect or scar.

Treating Early Acne Scars


The post-inflammatory changes caused by acne are part of the skin's natural healing process. There are certain practices and medications that can help facilitate this healing process.

* Unprotected exposure to the sun causes more skin damage and delays healing, therefore wearing a good sunscreen is important.
* Using tretinoin (Retin-A, Renova, Avita) speeds up the skin's remodeling process and helps heal post-inflammatory changes.
* Appropriate formulations of Alpha-Hydroxy Acids (AHAs) and Beta-Hydroxy Acid (BHA) that contain the correct concentrations and are at the appropriate pH also help the skin's remodeling process.
* Picking at scabs should be avoided at all costs. Scabs form to protect the healing process that is going on underneath them. Pulling a scab off before it is ready interferes with the healing and remodeling process, prolonging the time that post-inflammatory changes will be visible.

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