Adult acne is an inflammatory disease of the sebaceous glands and hair follicles of the skin that is marked by the eruption of pimples or pustules, especially on the face. This may include a new onset of acne, usually in females between the ages of 25 and 35, or could be a continuation of teenage acne into adulthood.
In ladies aged 25-35, the distribution is usually along the jawline, and sometimes down the neck, whereas teenagers often find it on the forehead, cheeks, chest and back. They have the identical pathogenesis, but, for women, hormones do tend to play a bigger part. The pathogenesis includes inflammation, abnormal keratinisation, colonisation with Propionibacterium acnes, and sebum production by enlarged sebaceous glands that are under hormonal influence, especially with androgens or male-sex hormones.…
