Ringworm fungus

Trichophytid is a secondary allergic inflammatory response of the skin to the infected dermatophyte. Primary infections are mostly caused by protozoan fungi, with strong inflammatory reactions, such as psoriasis, impregnated erosive or perspiration-type tinea pedis. Trichophyton xylostella can also cause ringworm rash. Local fungal metabolites are antigenic and reach the skin with blood circulation, causing allergic reactions throughout the body and the skin. The secondary rash fungal test was negative and the trichophyton test was positive. With the healing of the primary fungal infection, the rash gradually disappeared. Protoderma ringworm disease The skin around the active lesion or the skin away from the lesion suddenly develops erythema, pimples, or blisters, often accompanied by itching. Skin lesions are non-specific and often predominate in one form. There is a primary fungal infection, the fungus at the rash area is negative, and the trichophyton test is positive. The diagnosis can be confirmed by excluding similar diseases. Patients with systemic symptoms can take antihistamines orally.