30 years old and still have acne may be contact dermatitis, folliculitis and eczema and other causes.
1. Contact dermatitis: patients may develop contact dermatitis after coming into contact with metal agents and certain sensitizing drugs, and may experience allergic reactions at the contact site, including erythema and blisters on the skin, etc. Generally, the area of the lesions is consistent with that of the sensitizing agent, and the symptoms will improve after detaching from the sensitizing agent.
2. Folliculitis: when the hair follicles on the patient’s skin are infected by the invasion of bacterial pathogens, it may cause folliculitis, resulting in the appearance of the patient 30 years old and still have acne.
3. Eczema: mainly caused by a variety of internal and external factors of the superficial dermis and epidermal inflammation, and immunity, genetic, environmental and other factors related to the main manifestations of erythema, pimples, blisters and so on.
30 years old still have acne, it is recommended to go to the regular hospital in time, after a clear diagnosis, under the guidance of the doctor for standardized treatment.