Common causes of acne around the patient’s nose include acne vulgaris, rosacea and other causes 1. Acne: It is related to genetic factors, as well as androgen-induced exuberant sebaceous gland secretion, keratinization of follicular sebaceous gland ducts, propagation of Propionibacterium acnes, and immune-inflammatory reactions, and is also affected by endocrine factors, lifestyle and dietary habits, and emotional factors, which can lead to acne around the nose. 2. Rosacea: the pathogenesis is still unclear, it may be based on a certain genetic background, a variety of factors induced by skin immunity and vasoconstriction function abnormalities dominated by chronic, inflammatory diseases. Among them, papular-pustular type will lead to acne around the nose. Acne around the nose may have other causes, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, and then give targeted treatment or treatment.