What causes pustular acne on the nose?

Generally, pustular acne on the nose may be caused by improper diet, folliculitis, seborrheic dermatitis, eczema, or herpes zoster, among other reasons. Patients should promptly visit a正规 hospital to determine the underlying cause and receive appropriate treatment accordingly. Specific analyses are as follows:

1. Improper Diet

Consuming excessive amounts of high-sugar, high-fat, and high-salt foods may disrupt the body's internal metabolism, increase sebum production, and subsequently lead to clogged hair follicles, resulting in the aforementioned issues. It is recommended that patients improve unhealthy eating habits and consume more light,清淡 foods.

2. Folliculitis

Folliculitis refers to an infection of the skin tissue surrounding hair follicles, commonly caused by bacterial infections or other inflammatory factors. When hair follicles become infected, pustular acne may develop, especially on the upper part of the nose. Under medical guidance, patients may use topical medications such as fusidic acid sodium ointment, mupirocin ointment, or compound polymyxin B ointment for treatment.

3. Seborrheic Dermatitis

Seborrheic dermatitis is a common skin condition typically occurring on areas such as the forehead, nose, and chin, where sebaceous glands are overactive and produce excess oil. This increases the risk of follicular blockage and inflammation, leading to the formation of pustular acne. As directed by a physician, patients may apply topical treatments such as compound ketoconazole ointment, clotrimazole cream, or compound acetic acid dexamethasone cream to alleviate symptoms.

4. Eczema

Eczema is a common inflammatory skin disorder that may result from allergies, immune system abnormalities, or other factors. If eczema develops on the upper part of the nose, it may cause redness, swelling, itching, and pustule formation. Patients should avoid known allergens and, under medical supervision, use medications such as Qishenlian eczema ointment, calamine lotion, or zinc oxide ointment for treatment.

5. Herpes Zoster

Herpes zoster is a viral infection caused by the varicella-zoster virus, which can produce blisters along nerve pathways, leading to shingles. If the viral infection affects the upper part of the nose, it may present with pustule-like lesions resembling acne. Under a doctor’s guidance, patients may use antiviral medications such as acyclovir cream, valacyclovir hydrochloride tablets, or ribavirin granules for treatment.

If such symptoms occur, it is advisable to avoid squeezing the pimples, maintain facial cleanliness, prevent friction or irritation, and consult a healthcare professional for proper diagnosis and treatment recommendations.