On TV and outdoor advertisements, we often see some advertisements stating that they specialize in the treatment of acne, acne and pimples. Outpatients often ask, “How can you tell if this is acne? I looked at acne in a certain hospital, but how do you think this is acne? Here is a general explanation, I hope it will help you. 1, acne is a chronic inflammatory disease that involves the sebaceous glands of hair follicles. It contains acne and pimples. 2, acne is an unusual type of acne that occurs in adolescence. Acne that is not puberty cannot be called acne. Therefore, acne is smaller than acne, and is a very small part of acne. In addition to acne vulgaris, there are also acne eruption, acne aggregata, neonatal acne, tropical acne, clustered periorbital acne, necrotizing acne, and premenstrual acne. 3. Acne is a clinical manifestation of acne, which can also be manifested as papules, pustules, nodules, cysts, scarring, etc. 4. Acne is also the name of a “Chinese medical condition”, which refers to acne. This is why some herbalists use it as a diagnosis. Of course, there is nothing wrong with this. Of course, acne has many different Chinese medical names such as “lung wind, acne, and wine nose”. In short, acne has a broader scope and is easier to diagnose.