Rash with squiggle


A generalized skin rash, which is characterized by wheals is also called urticaria designated. The wheal is the so-called cutaneous efflorescences, which is characteristic of the rash. It arises from a small, localized swelling (edema) in the skin. It is typical very itchy and heals without scars. Urticaria is when a rash is caused by many wheals. Urticaria can have different causes and as acute or chronic clinical picture occur.

To be distinguished from this urticarial eczema, the not the entire body, but only localized body parts affect. However, strictly speaking, these cannot be called a rash because a rash affects most of the skin.

Read more on the topic: Wheals on the skin

Treatment of rash with wheals

Treating a rash with wheals differs depending on the cause and type of rash. You have to have one symptomatic from one causal treatment different. Since the causes can be very diverse, the measures to be taken are also very different. An underlying infection with the often causative bacterium Helicobacter pylori is antibiotic. fungal infections be with antifungal medication (antifungals) treated. Triggering medication should be discontinued or switched. Possible too Food intolerance should go through Auslassversuche be determined.

For symptomatic therapy, there are medications for both external and internal use. Come in topical (external) therapy cooling gels, zinc shake mixtures or lotions with itch-relieving additives such as polidocanol, glucocorticoids or menthol for use. Also phototherapy are used for the external treatment of urticaria. The internal therapy of a rash with wheals is carried out with antihistamines, such as desloratadine, loratadine, cetericine and levocetericine. The use of Glucocorticoids, ciclosporin and dapsone is possible.

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Home remedies for rash with wheals

From one Treatment with home remedies should be avoided with a rash with wheals. It is often very difficult to determine the cause of a rash. An additional treatment with home remedies that are applied to the skin or taken internally often makes it extremely difficult to determine the actual cause of the rash. In the worst case, they also worsen the complexion. You can too Sensitive skin irritation or even allergic reactions. Especially the frequently recommended ones essential oils are therefore not recommended.

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Causes of rash with wheals

The causes of a rash with wheals are very diverse. A common cause of an acute rash with wheals are Intolerance or allergies. Especially Food Allergies can lead to such rashes. Often such rashes also occur in people who have a Pre-ill with neurodermatitis are. Typical allergens are Egg, milk, soy, peanuts, wheat or fish. The second most common cause of temporary rashes with wheals is that Anstrengungsurtikaria. This creates after thermal, emotional or physical stress a rash with wheals.

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Also Infections or taking medication can lead to an acute rash with wheals. Most of all one Infection with the Helicobacter pylori bacterium can cause a rash with wheals. Other possible causes are Insect bites or infections of the skin with parasites.

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Less often, too Autoimmune processes, tumors or inflammation of the liver (hepatitis) be responsible for such a rash. For some people, too Cold, warmth or pressure on the skin for wheal formation. Rarely do people react to sunlight with a rash with wheals. The intensity of the light irradiation differs from which wheal formation begins.

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Diagnosis of rash with wheals

A skin rash with wheals is diagnosed by a dermatologist. Such rashes are often very volatile, so it is best to see a doctor immediately after the rash appears. For diagnosis, above all Medical history important. In this way, possible allergens and other causes can be determined. blood tests also provide information about possible causes, such as allergies, autoimmune diseases or even tumor diseases. Typically Allergy values ​​(RAST laboratory, total IgE, ECP), thyroid values, rheumatoid factors, inflammation values ​​(CRP, BSG) and a differential blood count determined.

In addition, a special diagnostics to clarify one Hepatitis or infection with Helicobacter pylori respectively. If necessary, a stool examination can be carried out to clarify further infections. Skin samples are only part of the diagnostics in rare cases.

Accompanying symptoms of rash with wheals

A very common accompanying symptom of a rash with wheals is that burning itching. Especially allergic rashes or rashes in the context of neurodermatitis are characterized by excruciating itching. The Rash occurs mostly at night and concerns prefers the arms, the back and the legs. Allergic rashes with wheals can continue to be accompanied by difficulty in breathing, Circulation problems up to allergic shock. Another accompanying symptom of a rash with wheals can be the so-called angioedema his. This manifests itself as one Swelling of the lids and lips, that regresses after about a day or two.

Read more on the topic: Rash on the forearm

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Wheals with itching

Itching is a very common symptom of a rash with wheals. First of all allergic rash is often accompanied by severe itching. This has one burning, stinging character and is called felt very agonizing. Especially the itching worsens at night, so that he often steals sleep. It is caused by a Release of histamine from mast cells. Therefore, so-called itching come antihistamines therapeutically used. Some antihistamines like Fenistil, don’t just work alleviates itching, but also sedating, so that in the evening Facilitate sleep can. Especially with very agonizing itching, medication for sleeping, such as Zolpidem, mirtazapine or pipamperon, be prescribed.

Wheals without itching

Classic urticaria, i.e. a rash with wheals, is typically associated with itching. There may be a total lack of itching, however rather rare. If itching is completely absent, other diagnoses similar to urticaria can be considered. Other rashes, fungal diseases, or eczema should at least be clarified if the diagnosis is uncertain.

Read more on the topic: Rash without itching – what is behind it?

Duration of a rash with wheals

A rash with wheals can be a very fleeting event be that disappears again within 24 hours. However, there are also rashes that several weeks persist for a long time. Some rashes with wheals also have one chronic or chronic recurrent course, so that you occur again and again throughout life. This is very dependent on the cause of the rash.

Rash with wheals in children

Rashes with wheals can appear in childhood. Children are often affected if they have one Pre-ill with neurodermatitis are. round 15% of the children suffer from this so-called atopic eczema. They generally have a tendency to and have diseases from the allergic type often additionally asthma, hay fever or other allergies and food intolerances. Even allergic rashes with wheals are not uncommon. Not only Food Allergies, but also Bee and wasp stings are common triggers of such a rash. Often, however, classic teething problems, such as measles, mumps and rubella, with their spotty rashes, are initially confused by parents with urticaria. Typically, however, children with urticaria are not "sick" and show no fever or symptoms such as cough and runny nose.

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Rash with wheals in pregnancy

Rashes with wheals can also occur during pregnancy. These can have very different causes. In principle, the same causes can be hidden behind such a rash as during pregnancy. However, there are also special skin changes that only occur during pregnancy. Around one in 200 pregnant women suffers from one during their pregnancy polymorphic pregnancy dermatosis. This itchy skin condition occurs in the last weeks of pregnancy or immediately after pregnancy on and is marked by a severe itching and jellyfish-like skin changes. These are called urticarial papules. The itchy skin changes disappear after pregnancy and don’t appear again. A very rare disease that can also lead to rash-like rashes during pregnancy or when taking a progestin pill is Autoimmune progesterone dermatitis. This is expressed through the spontaneous appearance of different skin changes, the the can affect entire skin and are volatile. This means that the skin changes come and go. However, the disease is very rare.

Rash with wheals for allergies

A rash with hives (urticaria) can be caused by an allergic reaction. It is a so-called type I allergy. After contact with the allergen, substances such as histamine and other inflammation mediators are released in the body, which lead to the typical symptoms of the allergic reaction. That doesn’t just include Rashes and itching, also shortness of breath, circulatory problems, nausea and edema can occur. With an allergic rash with wheals come therapeutically antihistamines used to soothe the itching sensation. In addition, tablets with Corticosteroids such as dexamethasone or prednisolone administered. If circulatory reactions, shortness of breath or even edema of the lids, lips or tongue occur, an immediate therapy via the vein is initiated.

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Learn more about rash

  • Rash – These diseases are behind it
  • Wheals on the skin

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