Evidence map›Paper›PMID 22162932›Full record

ArticleInternational journal of general medicine2011

Seroprevalence of IgG anti-Toxocara species antibodies in a population of patients with suspected allergy.

Rosanna Qualizza, Cristoforo Incorvaia, Romualdo Grande, Eleni Makri, Luigi Allegra

Open access · goldAbstract read
In one paragraph

Article in International journal of general medicine, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed
0.5field-weighted citation impact, top 33% of its field
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

9 citing papers in PubMed, 19 citations in OpenAlex.

  1. Stage-specific gene expression profiling ofOpen veterinary journal · 2026
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  8. A case of atopic dermatitis caused byClinical and molecular allergy : CMA · 2018
    Article
  9. A case of apparent contact dermatitis caused by Toxocara infection.Case reports in dermatological medicine · 2014
    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

5 authors at 3 institutions in 2 countries.

Rosanna QualizzaAllergy Service, Istituti Clinici di Perfezionamento, Milan, Italy.
Cristoforo Incorvaia
Romualdo Grande
Eleni Makri
Luigi Allegra
Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico · ITENT and Allergy · USIstituti Clinici di Perfezionamento · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundToxocara canis is an intestinal nematode affecting dogs and cats, which causes human infection when embryonated eggs excreted in dog feces are ingested. Humans are paratenic hosts. Although the larvae do not develop into adult worms in the human body, they may migrate to various tissues and organs where they can survive for several years, giving rise to several clinical symptoms, which can present in allergy-like form.

methodsOver 5 years, we examined 9985 patients referred for suspected allergies, based on symptoms such as dermatitis, urticaria, rhinitis, asthma, and conjunctivitis; 753 patients who had allergy tests negative or unrelated to clinical history were tested for seropositivity to T. canis by enzyme-linked immunosorbent assay (ELISA) or Western blotting (WB).

resultsIn 240 patients (31.8%), ELISA or WB or both tests were positive for T. canis immunoglobulin G (IgG) antibodies: in particular, 64 of them (26.7%) were positive to ELISA, 110 (45.8%) to WB, and 66 (27.5%) to both tests. Asthma was the most common clinical presentation. Two thirds of patients underwent subsequent anthelmintic therapy and showed a complete remission of symptoms and, in 43% of patients retested by ELISA and WB, became negative to Toxocara.

conclusionThese findings strongly suggest that T. canis plays a significant role in inducing chronic symptoms presenting as suspected allergies.

Indexed as

anthelmintic therapyenzyme-linked immunosorbent assaysuspected allergyToxocara canisWestern blotting

Identifiers

PMID22162932
PMCPMC3233372
OpenAlexW1999400933

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.