Acne around the mouth (i.e. perioral) may be acne, folliculitis, herpes simplex and other diseases. It is considered to be related to exuberant secretion of sebaceous glands, blockage of hair follicle openings, bacterial infections, herpes virus infections and other factors.
1. Acne: Exuberant secretion of androgen during puberty can promote the growth and development of sebaceous glands, resulting in excessive secretion of sebaceous glands, hyperkeratosis of cells at the opening of the follicular sebaceous gland ducts, which narrows the opening and clogs it, so that sebum can’t be discharged smoothly, and at the same time, the Propionibacterium acnes is overproliferating locally, which results in acne, causing acne to occur around the mouth.
2. Folliculitis: if patients do not pay attention to local hygiene, often scratching, resulting in skin breakage, bacteria, fungi and other pathogens invade the hair follicles causing inflammation, inflammatory papules, pustules, etc., leading to the phenomenon of long acne around the mouth.
3. Herpes simplex: the disease is caused by herpes simplex virus infection, easy to occur in the junction of skin and mucous membranes, so that blisters, broken or even vesicles, with itching or pain, etc., which may lead to the appearance of small transparent blisters around the mouth.
The causes of acne around the mouth are more, it is recommended to pay attention to the care of the affected area, if necessary, go to the hospital dermatology department for examination, to give treatment for the cause of the disease.