Evidence map›Paper›PMID 20066173›Full record

ArticleAllergy, asthma, and clinical immunology : official journal of the Canadian Society of Allergy and Clinical Immunology2009

Urticaria and infections.

Bettina Wedi, Ulrike Raap, Dorothea Wieczorek, Alexander Kapp

Abstract read
In one paragraph

Article in Allergy, asthma, and clinical immunology : official journal of the Canadian Society of Allergy and Clinical Immunology, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 54 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
54citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

54 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Guideline
  2. Article
  3. Article
  4. Approach to urticaria in primary care.Singapore medical journal · 2026
    Article
  5. Review
  6. Article
  7. Review
  8. Review
  9. Review
  10. Cholinergic Urticaria After COVID-19 Infection.The American journal of medicine · 2023
    Article
  11. Article
  12. Recommendations for the recognition, diagnosis, and management of long COVID.The British journal of general practice : the journal of the Royal College of General Practitioners · 2022
    Article
  13. Allergic reactions to the Ad26.COV2.S vaccine in South Africa.The journal of allergy and clinical immunology. Global · 2022
    Article
  14. Article
  15. Article
  16. Article
  17. Article
  18. Article
  19. Urticaria (angioedema) and COVID-19 infection.Journal of the European Academy of Dermatology and Venereology : JEADV · 2020
    Article
  20. Urticarial eruption in coronavirus disease 2019 infection: a case report in Tangerang, Indonesia.Journal of the European Academy of Dermatology and Venereology : JEADV · 2020
    Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Bettina WediDepartment of Dermatology and Allergy, Hannover Medical School, Hannover, Germany. wedi.bettina@mh-hannover.de
Ulrike Raap
Dorothea Wieczorek
Alexander Kapp

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

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 in physical or distinct urticaria subtypes the evidence for infections is sparse, remission of annoying spontaneous chronic urticaria has been reported after successful treatment of persistent infections. Current summarizing available studies that evaluated the course of the chronic urticaria after proven Helicobacter eradication demonstrate a statistically significant benefit compared to untreated patients or Helicobacter-negative controls without urticaria (p < 0.001). Since infections can be easily treated some diagnostic procedures should be included in the routine work-up, especially the search for Helicobacter pylori. This review will update the reader regarding the role of infections in different urticaria subtypes.

Identifiers

PMID20066173
PMCPMC2804274

What OpenQuestion holds

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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.