Causes of rashes on hands
The most common causes of rash on hands:
- a skin disease;
- allergic reaction;
viral infection;
- insect bites.
Also the rash on the hands is characteristic of such skin diseases such as contact and atopic dermatitis. With them often have to encounter in medical practice. Depending on severity and symptoms, the doctor selects the most suitable course of treatment.
Rash on the hands can appear not only as a manifestation of atopic or contact dermatitis.
Diseases such as psoriasis, eczema, rashes also appear on the skin.
Eczema is a multiple rashes on the hands, tend to merge. It is worth noting that at the beginning of the disease there is skin peeling. Then formed scales and crusts, and then depigmented and pigmented spots.
Rashes on the hands may not indicate the presence of skin disease. For example, when syphilis also there is a characteristic rash on the palms. Numerous lesions can be seen in acute intestinal infection, pylori.
Violation of vascular permeability, diseases of the blood on the skin can cause rashes and redness of the body areas.
Atopic dermatitis
Manifestations of this disease occur in the first months of baby's life. However, it is not uncommon to meet atopic dermatitis in adolescence and older age. The disease manifests itself in the following way. On hands and around other parts of the body there is a red rash that is accompanied, as a rule, by itching. Skin is more dry and flaky. In the long course of the disease and the neglect of treatment there is a keratosis certain areas of the skin.
The disease can be transmitted from generation to generation, that is, the observed pronounced genetic predisposition. This pathology is treated by the system approach. Supervision is provided by the allergist and the dermatologist. As treatment using antihistamines. In addition, in severe cases, use hormone therapy.
Contact dermatitis
This type of dermatitis appears as a result of skin contact with a certain allergen (irritant). Very often, the cause is in regular contact with various household chemicals. Rash on hands – the main symptom of this type of dermatitis. In addition to household chemicals on the hands can also be exposed to moisture, dirt or dust. Very strong irritant for sensitive skin are bleaching and disinfectant cleaners.
