Perioral dermatitis

Introduction to perioral dermatitis Perioral dermatitis (Perioraldermatitis) has perioral, nasolabial folds, such as papules, herpes, pustules, erythema, desquamation and other damage, a periodic episode. The pathogenesis is unknown and the pathogenesis is still unclear. Treatment to avoid all exogenous stimuli, oral tetracycline, minocycline is effective, metronidazole is not effective for this disease. The disease belongs to the category of "lip wind", "tight lips" and "lip lips". basic knowledge The proportion of illness: 0.03% Susceptible people: women who are between 20-35 years old Mode of infection: non-infectious Complications: perioral eczema

Cause of perioral dermatitis

Cause:

Many factors can cause perioral dermatitis, which was first thought to be caused by sunlight, but it has not been confirmed. It is also thought that lipstick, chewing gum, bitter medicine, alcohol, beverage, cosmetics and fluoride toothpaste are related to fluorine-containing corticosteroids, but both No conclusions.

Perioral dermatitis prevention

1. Regulate the diet: Give your child more foods rich in riboflavin, such as liver, heart, kidney, eggs, dairy products, soybeans, carrots, green vegetables, etc. And let the children develop good eating habits, not picky eaters, not partial eclipse.

2. Pay attention to hygiene and warmth: After the meal, wash your face and mouth in time. In the cold winter and spring, use a baby's skin care grease, glycerin or anti-cracking oil after bathing and cleansing to keep the skin moist and prevent the mouth from cracking.

3. Correct bad habits: such as licking lips, eating snacks, biting fingers, etc., should be corrected in time.

Perioral dermatitis complications Complications , perioral eczema

Blisters, blood stasis, pus and blood stasis, purulent secretions, giant lips, and skin integrity are destroyed, so skin bacterial infection or fungal infection can be induced by scratching, usually secondary to low body, or long-term Patients with immunosuppressive agents and fungal infections such as onychomycosis, such as concurrent bacterial infections, may have symptoms such as fever, swelling of the skin, ulceration, and purulent secretion. Severe cases can lead to sepsis, which should be brought to the attention of clinicians.

Perioral dermatitis symptoms Common symptoms Herpes itching papules pustules

The disease occurs in women between the ages of 20 and 35. There are papules, papules, pustules, erythema, etc. around the mouth. The scattered distribution occurs in the nasolabial fold, upper lip, palate, nose. Forehead, there is a narrow skin around the lips, most of the damage is symmetrically distributed; early is unilateral, about 2 weeks later, papules, pustules disappear, leaving erythema and desquamation, resembling seborrheic dermatitis, gradually subsiding; conscious Itching and burning sensation; the condition can be periodically attacked, sunlight, drinking, hot food, cold and other stimuli can be aggravated.

Perioral dermatitis examination

Dry desquamation

Pathological examination: basal cell vacuolar degeneration, daylight degeneration.

2. Eczema erosive perioral dermatitis

(a) actinic perioral dermatitis

Pathological examination: acute damage to fine intracellular and intercellular edema, blister formation.

(B) benign lymphoproliferative perioral dermatitis

Pathological examination: submucosal lymphoid follicular hyperplasia.

3. adenoid periarthritis

Pathological examination: non-specific glandular hyperplasia, enlargement, inflammatory cell infiltration.

4. Granulomatous perioral dermatitis

Pathological examination: granulomatous nodules, with Langerhans cells.

Diagnosis and differentiation of perioral dermatitis

Chinese medicine believes that the spleen and stomach are damp and hot, and the stagnation of the fire is caused by the smoldering of the fire. According to the clinical manifestations, there is a normal skin between the skin lesions and the lips and the skin is more common in women.

Differential diagnosis

1. Contact dermatitis: There is a history of contact, the skin lesions are clear and have a tendency to moist.

2. Rosacea: The age of onset is large, and the telangiectasia is obvious.

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