Evidence map›Paper›PMID 33750443›Full record

ArticleParasites & vectors2021

Evaluation of microscopy, serology, circulating anodic antigen (CAA), and eosinophil counts for the follow-up of migrants with chronic schistosomiasis: a prospective cohort study.

Francesca Tamarozzi, Tamara Ursini, Pytsje T Hoekstra, Ronaldo Silva, Cecilia Costa, Federico Gobbi, Gerardo B Monteiro, Leonardo Motta, Govert J van Dam, Paul L Corstjens and 2 more

Open access · goldAbstract readEvaluation Study
In one paragraph

Article in Parasites & vectors, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed, 1 pooled it
4.6field-weighted citation impact, top 4% 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

18 citing papers in PubMed, 1 synthesis or guideline pooled it, 36 citations in OpenAlex.

  1. Pooled it
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  11. Detecting twoFrontiers in parasitology · 2024
    Article
  12. Review
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  14. Schistosomiasis in non-endemic areas: Italian consensus recommendations for screening, diagnosis and management by the Italian Society of Tropical Medicine and Global Health (SIMET), endorsed by the Committee for the Study of Parasitology of the Italian Association of Clinical Microbiologists (CoSP-AMCLI), the Italian Society of Parasitology (SoIPa), the Italian Society of Gastroenterology and Digestive Endoscopy (SIGE), the Italian Society of Gynaecology and Obstetrics (SIGO), the Italian Society of Colposcopy and Cervico-Vaginal Pathology (SICPCV), the Italian Society of General Medicine and Primary Care (SIMG), the Italian Society of Infectious and Tropical Diseases (SIMIT), the Italian Society of Pediatrics (SIP), the Italian Society of Paediatric Infectious Diseases (SITIP), the Italian Society of Urology (SIU).Infection · 2023
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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

12 authors at 5 institutions in 2 countries.

Francesca Tamarozzi *Department of Infectious-Tropical Diseases and Microbiology, Istituto di Ricovero e Cura a Carattere Scientifico (IRCCS) Sacro Cuore Don Calabria Hospital, Viale Luigi Rizzardi 4, 37024, Negrar di Valpolicella, Verona, Italy.
Tamara Ursini *Department of Infectious-Tropical Diseases and Microbiology, Istituto di Ricovero e Cura a Carattere Scientifico (IRCCS) Sacro Cuore Don Calabria Hospital, Viale Luigi Rizzardi 4, 37024, Negrar di Valpolicella, Verona, Italy.
Pytsje T HoekstraDepartment of Parasitology, Leiden University Medical Centre, Leiden, The Netherlands.
Ronaldo SilvaDepartment of Infectious-Tropical Diseases and Microbiology, Istituto di Ricovero e Cura a Carattere Scientifico (IRCCS) Sacro Cuore Don Calabria Hospital, Viale Luigi Rizzardi 4, 37024, Negrar di Valpolicella, Verona, Italy.
Cecilia CostaDipartimento medico di malattie infettive, Ospedale Maggiore della Carità, Novara, Italy.
Federico GobbiDepartment of Infectious-Tropical Diseases and Microbiology, Istituto di Ricovero e Cura a Carattere Scientifico (IRCCS) Sacro Cuore Don Calabria Hospital, Viale Luigi Rizzardi 4, 37024, Negrar di Valpolicella, Verona, Italy.
Gerardo B MonteiroDepartment of Infectious-Tropical Diseases and Microbiology, Istituto di Ricovero e Cura a Carattere Scientifico (IRCCS) Sacro Cuore Don Calabria Hospital, Viale Luigi Rizzardi 4, 37024, Negrar di Valpolicella, Verona, Italy.
Leonardo MottaDepartment of Diagnostics and Public Health, University of Verona, Verona, Italy.
Govert J van DamDepartment of Parasitology, Leiden University Medical Centre, Leiden, The Netherlands.
Paul L CorstjensCell and Chemical Biology, Leiden University Medical Center, Leiden, The Netherlands.
Lisette van LieshoutDepartment of Parasitology, Leiden University Medical Centre, Leiden, The Netherlands.
Dora BuonfrateDepartment of Infectious-Tropical Diseases and Microbiology, Istituto di Ricovero e Cura a Carattere Scientifico (IRCCS) Sacro Cuore Don Calabria Hospital, Viale Luigi Rizzardi 4, 37024, Negrar di Valpolicella, Verona, Italy. dora.buonfrate@sacrocuore.it.ORCID http://orcid.org/0000-0003-0108-6822
Ospedale Sacro Cuore Don Calabria · ITLeiden University · NLFondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico · ITLeiden University Medical Center · NLUniversity of Verona · IT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundAn accurate test for the diagnosis and post-treatment follow-up of patients with schistosomiasis is needed. We assessed the performance of different laboratory parameters, including the up-converting reporter particle technology lateral flow assay to detect circulating anodic antigen (UCP-LF CAA), for the post-treatment follow-up of schistosomiasis in migrants attending a dedicated outpatient clinic in a non-endemic country.

methodsRoutine anti-Schistosoma serology results and eosinophil counts were obtained of patients with positive urine/stool microscopy and/or PCR (confirmed cases) or only positive serology (possible cases), and at least one follow-up visit at 6 (T6) or 12 (T12) months after praziquantel treatment. All sera samples were tested with the UCP-LF CAA assay.

resultsForty-eight patients were included, 23 confirmed and 25 possible cases. The percentage seropositivity and median antibody titers did not change significantly during follow-up. UCP-LF CAA was positive in 86.9% of confirmed and 20% of possible cases. The percentage positivity and median CAA levels decreased significantly post-treatment, with only two patients having positive CAA levels at T12.

conclusionsThe UCP-LF CAA assay proved useful for the diagnosis of active infection with Schistosoma spp. and highly valuable for post-treatment monitoring in migrants, encouraging the development of a commercial test.

Indexed as

AdolescentAdultAnimalsAntigens, HelminthEosinophilsFemaleGlycoproteinsHelminth ProteinsHumansImmunologic TestsLeukocyte CountMaleMicroscopyMiddle AgedProspective StudiesSchistosomaAntigens, Helminthcirculating anodic antigen, Schistosoma mansoniGlycoproteinsHelminth ProteinsCirculating anodic antigen (CAA)DiagnosisFollow-upMicroscopyMigrantsSchistosomiasisSerology

Identifiers

PMID33750443
PMCPMC7941883
OpenAlexW3138082414

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Registered trials

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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.