581 Chronic Urticaria and Infections

Urticaria and infections

Urticaria is a group of diseases that share a distinct skin reaction pattern. Triggering of urticaria by infections has been discussed for many years but the exact role and pathogenesis of mast cell activation by infectious processes is unclear. In spontaneous acute urticaria there is no doubt for a causal relationship to infections and all chronic urticaria must have started as acute. Whereas ...

Parasitic Infections in Children with Chronic Spontaneous Urticaria.

BACKGROUND Parasites have been proposed to be an underlying cause of chronic spontaneous urticaria (CSU) in childhood, but a clear causal relationship between them has not been established. This study aimed to investigate the prevalence of parasitic infection-related CSU (PIRCSU) in children and to determine the factors associated with PIRCSU. METHOD Data from 211 children with CSU were analy...

Strongyloidiasis and chronic urticaria.

Introduction Strongyloides stercoralis (Bavay, 1876) is an important cosmopolitan helminth parasite. Human infection varies in regions throughout the world, being heavier in the tropics (Pessoa, 1972). The disease (Cochin China diarrhoea) varies also from mild intestinal discomfort to severe malabsorption syndromes and invasion of the peritoneal cavity and abdominal organs. Fatal cases have bee...

Acute and Chronic Urticaria: Prevalence, Etiologies, Diagnosis, and Treatment

 Urticaria is a pruritic skin lesion characterized by rapid onset of blanchable central wheals and marginal flare. Urticaria diseases are categorized on the basis of their duration, etiology, and causes. In this review, a thorough search was conducted in electronic databases such as Scopus, Pubmed, and Google Scholar using the following keywords: urticaria, acute urticaria, chronic urticaria, e...

Chronic urticaria.