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Rash called rash on the skin and mucous membranes of humans.

Why did this happen

The rash may be a manifestation of an allergy — hives, dermatitis, eczema.

Can be caused by medication. In this case, rash is as an allergic reaction to the drug included in the substance and the nature of the non-allergic reaction. For example, corticosteroids (hormones) can cause acne and thinning of the skin, and anticoagulants — bruising due to bleeding under the skin. Some drugs, such as antibiotics, antipsychotics, artificial sweeteners make the skin sensitive to sunlight. Before the drug rash not shown, but may occur later in the sunlight on the skin. Reaction topreparation may occur and not immediately, but after a few hours or days. Medications can cause urticaria, toxic epidermal necrolysis, erythema multiforme, a syndrome Stevens-Johnson erythema nodosum, etc.

Some rashes occur only during pregnancy. For instance, these include pregnant women and herpes rash pregnant. And herpes pregnant is irrelevant to the diseases caused by the herpes virus — only the external symptoms are similar to a viral infection of the same name. It is rare disease, which may recur after 12th week of gestation, or immediately after birth, and the result of an autoimmune response of the body.

The best known eruption, which are binding symptoms of a number of viral infections — measles, rubella, chickenpox, infectious erythema, roseola newborns. For each of these diseases rash, its type and nature of lesions are a diagnostic sign.

The cause of the rash may be a bacterial infection — scarlet fever, typhoid and typhus, meningitis, syphilis, staphylococcus, etc.

Finally, the rash is a sign of a wide range of skin diseases ranging from lichens and ending with scabies.


Determine the cause of the rash may only experienced doctor, having at hand the necessary laboratory equipment. No description of the rash will not give an accurate picture of what is happening to the patient himself was able to put a diagnosis. Therefore, in case of rash should consult a dermatologist for a checkup.

To determine what caused the rash, you should pay attention to the accompanying symptoms. If a person has all the signs of an infectious disease, it can be assumed that the rash is caused by an infection, but it is likely that the cause of the rash has served the medication.

Determine whether the reception result rash drug is difficult. Laboratory methods are virtually powerless. So generally stop taking all drugs, except for essential or drugs are replaced by similar in action, but different in chemical structure and monitored reaction.

In the event of a suspected skin disease scraping taken from the affected area and examined under a microscope.


Treatment should appoint a doctor. In some cases, the rash itself will take place, if the cause of her viral infectious diseases, such as measles, rubella, chickenpox.

In the case of scabies treatment is necessary to simple treatment.

If the rash allergic nature, it should be determined by means of allergen skin testing and to eliminate its effect on the body.

In case of skin diseases to be treated themselves, they will not pass, but the treatment can be prescribed only dermatologist, given the general state of the organism.

If the skin rash dry or itchy, symptoms can be reduced with the help of ointments containing corticosteroids. In very severe cases, corticosteroids are administered by injection.

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