Styloid lichen: causes, symptoms, diagnosis, treatment

Causes and pathogenesis of styloid lichen

The reason of the styloid lichen is not definitively established. It is believed that it occurs with a deficiency of vitamin A. The styloid horny papules can be observed in many infectious and non-infectious dermatoses.

Symptoms of styloid lichen

Dermatosis is predominantly affected by children, more often by boys. Favorite localization of rashes - the back surface of the neck, stomach, buttocks, hips, less often - other skin areas. Eruptions are usually multiple, do not merge, with their close arrangement, plaques are formed. Characteristic of the presence of small follicular papular elements, which are located on a slightly reddened base. When you hold the palm over the surface of the foci, you will get the impression of touching the grater. Another characteristic feature is the presence of a threadlike spinule on the surface of the nodules. Subjectively, individual patients may have a mild to severe itching of the skin. The course can be long.

Histopathology. Histologically, moderate hyperkeratosis is revealed with the presence of horny plugs in the mouths of dilated follicles, weakly expressed lymphocytic infiltration in the derma around the hair follicles.

Differential diagnosis. The disease must be distinguished from lichenoid tuberculosis, follicular mucinosis, hair follicles, red pityriasis hair follicles.

Treatment of styloid lichen.

Assign a prolonged intake of vitamin A (100-200 ME 2-3 times a day) and other vitamins (C, D, group B). External apply 1-2% salicylic ointment, corticosteroids and ointments containing retinoic acid.

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