How is tinea capitis formed

summary

Tinea capitis is a superficial fungal infection of the scalp and hair. According to the different pathogens and clinical manifestations, it can be divided into tinea lutea, tinea alba, tinea nigra and tinea pustula. In China, the most common pathogens are Trichophyton xulanensis, Microsporum ferrugineum, Microsporum canis, Trichophyton purpureum and Trichophyton fulminatum. Tinea capitis mainly transmitted by direct or indirect contact with patients or sick animals, especially when the skin fly, shaving and other external injuries are more likely to be infected, so legislation is one of the ways of infection. However, fungal infection may not always cause tinea capitis, which is closely related to the body's resistance to fungi. Now let's talk about it.

How is tinea capitis formed

First: Huang Lou, commonly known as alopecia, dysentery head. The typical skin lesion is a disc-shaped soybean sized eschar with hair penetrating through the center. After removing the Yellow flail, there is a bright red moist erosive surface or shallow ulcer. White is now the beginning of a white scaly localized patch, its hair, turned gray, slightly itchy.

Second: the skin lesions of tinea nigra are mainly white scales and patches, which are similar to snow. However, there is no obvious bacterial sheath. The skin surface of hair is broken and black spots appear, so it is also called tinea nigra. The latter two kinds of tinea capitis can sometimes be complicated with tinea pyogenes. The hair follicles that are replaced can often be purulent and cause a pupal bulge of red or swollen potato chips.

Third: the diagnosis of tinea capitis mainly based on the clinical manifestations, direct microscopic examination of fungi and ultraviolet filtering examination. In the treatment of him, you can pull out hair treatment, that is, manual hand pull out hair treatment, or X-ray hair loss treatment, that is, the use of X-ray irradiation, so that the hair follicle temporary ischemia and easy to pull out.

matters needing attention

Usually to patients with pollution of clothing, pillows, quilts, etc., should take the sun scalding, boiling, and other preventive measures. The contaminated hairdressing tools should be washed well, and the fungal hair scales and flail skin should be burned. Schools regularly give children health knowledge lessons, often check children's head, found that new patients should be treated immediately, so as not to spread.