If the rash on the body itches: pathogenesis of the rash, diagnosis, treatment tactics

Rash on the skin - it's inflammatorya reaction that may be a sign of allergy, dermatitis, eczema, neurodermatitis, parasitic diseases and other dermatological pathologies. It can also be a symptom of many systemic disorders in the body, for example, a rash after using medicines or exposure to toxins. Such a rash on the body itches very much, itching is unbearable, which leads to skin rending, linear bleeding combs.

Some types of rashes occur exclusively intime of pregnancy: herpes or hives of pregnant women, sweating. Herpetic eruptions of pregnant women are not caused by the herpes virus, although they are similar to them, because they are based on an autoimmune reaction.

The most common types of rash are symptomsvarious viral infections - measles, rubella, chicken pox, newborns. For each of these diseases, a rash is a characteristic feature in diagnosis. It can also be a consequence of bacterial infections - scarlet fever, typhoid and typhus, syphilis in the second stage of development, staphylococcus, streptococcus and others. In this case, it can cause and fungal pathogens.

In the event that the rash on the body itches, and she does notis associated with an allergic reaction, this may indicate signs of a wide range of skin diseases that are contagious in contact. This is due to the possibility of transmission of infection by contact, which is most relevant for fungi, mites, bacteria, viruses.

Recently, due to the use of chemicaldetergents and their direct contact with the skin, an allergic reaction was important in the development of an itchy rash. If the rash on the hands itches after contact with the detergent, then it must be replaced, and for treatment to proceed to the clinic. A typical spectrum of drugs for the treatment of itching rashes is the use of antipruritic agitated mixtures, blockers of histamine receptors. It is necessary to completely avoid contact with a possible allergen. Since for the development of this reaction it is sufficient to encounter a certain substance only once, and already in the case of repeated contact a rash develops on the body. It is scratched irrespective of the time of day and weakens under the influence of preparations, as the skin heals, and the swelling is neutralized.

Types of rashes differ in appearance andthe appearance: red, white, pink, edematous can manifest itself in the form of nodules, spots, blisters, plaques. During the diagnosis, not only the appearance and location of the morphological elements are taken into account, but also the presence of other signs of concomitant diseases. In the absence of external symptomatology of the disease, especially if the rash on the body itches in an adult, the most likely diagnosis is neurodermatitis, or eczema.

Correctly determine the cause of its appearance canonly a practicing physician who has the necessary knowledge for diagnosis. In order to find out what was the etiological basis, it is necessary to pay attention to all the symptoms that were manifested with the rash. In the case when the patient has the characteristic symptoms of an infectious disease, the rash on the skin is itchy nonintensively, and more noticeable destructive changes. A likely diagnosis is staphylococcal or streptococcal infection. To determine the etiology in modern centers, it is possible to perform bacterioscopy and sowing with the determination of antibiotic susceptibility of microflora.

Treatment of various types of rash should be prescribedonly a doctor who monitors the patient. In some cases, the rash passes by itself: this symptom is characteristic of rubella, chickenpox, syphilis. With autoimmune or allergic etiology, steroids are prescribed, with the presence of fungi, therapy with amphotericin, terbinafine, levorin.