Red pimples all over my body, very itchy.

A variety of reasons can cause patients to show a red rash is very itchy, generally considered to be caused by some allergic diseases. Common include eczema, urticaria, contact dermatitis, atopic dermatitis, papular urticaria, etc. In terms of treatment, for patients with red rash is very itchy is generally free from allergenic factors, antihistamine treatment-based. Second, the whole body red pimple very itchy consideration may also be scabies caused by scabies infection, such patients most itching intense, especially at night more obvious. In addition, if the patient is itchy red pimple, and red dot surface has dander, then consider may also be psoriasis, pityriasis rosea and other diseases. Therefore, when such a phenomenon is shown, it is recommended that the patient go to a regular hospital for examination, clear diagnosis after symptomatic treatment.