The itchy red dots on the body are considered to be related to drug rash, eczema, insect bite dermatitis or other diseases.
1. drug rash: drug rash and personal genetic factors, drug factors, etc., the skin can appear round or round-like border clear edematous dark purplish red or bright red patches, plaques, can also be accompanied by blisters or blisters, itchy lesions or pain and other symptoms, so some patients can be manifested as a small red dots on the body is very itchy.
2. Eczema: the etiology of eczema is not clear, may be related to chronic infection foci, endocrine and metabolic changes. Patient lesions manifested as erythema on the basis of the needle tip to corn size papules, papules, severe blisters, accompanied by itching, so the disease will cause some patients with a grain of small red dots very itchy.
3. Insect bite dermatitis: insect bite dermatitis can also cause some patients with a grain of small red dots itchy, but also easy to accompany itching, blisters and other symptoms. Insect bite dermatitis is mainly due to insect bites, such as fleas, lice, mites and so on.
4. Other diseases: scabies, prickly heat and other diseases, can also cause patients to appear on the body with a grain of small red dots very itchy phenomenon.
It is recommended that the itchy red dots on the body of the medical examination, clear cause of the disease and follow the doctor’s instructions for treatment. Daily skin care, do not scratch when itching.