Acne also belongs to a type of skin disease, and the difference with other skin diseases is that acne is mostly seen in teenagers, and the lesion characteristics are different from other skin diseases.
Acne, also known as acne, is most common in adolescents aged 15 to 30 years old, occurring in the frontal face, back, chest, shoulders and other parts of the skin lesions are mainly manifested as pimples, inflammatory papules with small pustules, red nodules in severe cases, cysts, abscesses, and pimples, scarring and so on, can be formed after the breakthrough.
Other skin diseases, such as seborrheic dermatitis have lesions of erythema with flaking, greasy scabs or scales, etc., with mild itching and no lesions such as papules or pustules. Facial disseminated cornified lupus, most commonly seen in adults, has lesions mainly on the lower eyelids, appearing as hemispherical or slightly flattened dark red or brown papules or nodules.