This site uses cookies. By continuing, your consent is assumed. Learn more

145.9fm shares

Non sedating antihistamines urticaria treatment


Initially, quizzes are posted out with journals and GPs are invited to submit their answers for CME credits. Register or Log in to take part in quizzes. Don't have an account? Register to use all the features of this website, including selecting clinical areas of interest, taking part in quizzes and much more. This item is 6 years and 7 months old; some content may no longer be current.

Urticaria is a common condition, which is usually non-allergenic, but in the majority of patients a specific cause will not be found. Extensive diagnostic testing is not recommended unless there is strong evidence to suspect Non sedating antihistamines urticaria treatment specific trigger. Treatment is aimed at symptom relief, using oral non-sedating antihistamines first-line.

Additional medicines can be added, depending on the severity and duration of symptoms. Most cases of urticaria are acute, "Non sedating antihistamines urticaria treatment," in some cases, episodes may occur over several months or even years.

Urticaria is a common condition, in which the majority of cases are non-allergenic. A focused clinical history and physical examination are the most useful tools when diagnosing and treating urticaria. Specific triggers are often not found, therefore extensive diagnostic testing is not recommended, unless there is strong evidence to suspect a specific trigger.

In some cases, urticaria may be a symptom of an underlying systemic disease and it is important to be aware of this possibility and to refer for further investigation when necessary.

Urticaria is a heterogeneous group...

Urticaria is the term used to describe a group of skin conditions, characterised by the presence of wheals. Approximately one in five people experience urticaria commonly referred to as hives at some stage in their life. In rare cases, urticaria may be a sign of systemic disease, such as an autoimmune condition.

Treatment is aimed at symptom...

Acute urticaria describes "one-off" outbreaks and recurrent episodes occurring over Non sedating antihistamines urticaria treatment period of less than six weeks. It is the most common type of urticaria, and is more frequently seen in children and young adults. Chronic urticaria describes episodes of urticaria which occur over a period longer than six weeks. In rare cases urticaria may persist for a lifetime, but this is more common in cases of physical urticaria. Physical urticaria occurs in a localised area after contact with a physical stimulus.

Individual episodes usually resolve within a two hour period, but physical urticaria often persists as a chronic, recurring condition. Most cases of urticaria are not caused by allergy but are the result of histamine being released by direct mast cell degranulation i. Clinical history and physical examination are usually sufficient to diagnose urticaria. A specific cause is identified in approximately one-half of patients with acute urticaria and one-quarter of patients with chronic urticaria.

An episode of urticaria is identified by highly pruritic, well-defined, pink-to-red wheals, often with a pale centre Figure 3which usually last no more than 48 hours and leave no remaining marks. The lesions may occur anywhere on the skin and can range in size, from a few millimetres to centimetres, and vary in shape, forming round, oval, annular ring Figure 4"Non sedating antihistamines urticaria treatment" wavygyrate circular, coiled or targetoid target pattern plaques. The lesions may also merge to form large geographic or giant patches Figure 5.