Evidence map›Paper›PMID 41003552›Full record

ArticleTropical medicine and infectious disease2025

Increase of Dengue in Pediatric Travelers in Madrid: A Multicentric Retrospective Experience.

Isabel Mellado-Sola, Sonia Milkova Ivanova, Milagros García López Hortelano, Paula Rodríguez-Molino, Cinta Moraleda, Sara Otero Alambillaga, Rut Fernández Martín, Francisco José Collado Díaz, Aida Sánchez García, Inés Ojeda Velázquez and 2 more

Abstract read
In one paragraph

Article in Tropical medicine and infectious disease, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
4citing 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

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

  1. Pooled it
  2. Article
  3. Review
  4. Review
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.

Isabel Mellado-SolaPediatrics, Infectious Diseases and Tropical Medicine, University Hospital La Paz, 28046 Madrid, Spain.ORCID 0000-0001-7042-8561
Sonia Milkova IvanovaPediatrics, Infectious Diseases and Tropical Medicine, University Hospital La Paz, 28046 Madrid, Spain.ORCID 0000-0002-6281-2501
Milagros García López HortelanoPediatrics, Infectious Diseases and Tropical Medicine, University Hospital La Paz, 28046 Madrid, Spain.
Paula Rodríguez-MolinoPediatrics, Infectious Diseases and Tropical Medicine, University Hospital La Paz, 28046 Madrid, Spain.ORCID 0000-0002-2259-0393
Cinta MoraledaPediatrics Infectious Diseases, University Hospital 12 de Octubre, 28041 Madrid, Spain.ORCID 0000-0002-8335-903X
Sara Otero AlambillagaPediatrics Infectious Diseases, University Hospital 12 de Octubre, 28041 Madrid, Spain.
Rut Fernández MartínPediatrics Infectious Diseases, University Hospital 12 de Octubre, 28041 Madrid, Spain.
Francisco José Collado DíazClinical Analysis Department, University Hospital Niño Jesús, 28009 Madrid, Spain.ORCID 0009-0002-3347-0407
Aida Sánchez GarcíaMicrobiology Department, University Hospital Niño Jesús, 28009 Madrid, Spain.
Inés Ojeda VelázquezPediatrics and Infectious Diseases, University Hospital Gregorio Marañón, 28007 Madrid, Spain.ORCID 0000-0002-1065-3369
Begoña Santiago-GarcíaCentro de Investigación Biomédica en Red en Enfermedades Infecciosas (CIBERINFEC), 28029 Madrid, Spain.ORCID 0000-0002-4125-0423
Talía SainzPediatrics, Infectious Diseases and Tropical Medicine, University Hospital La Paz, 28046 Madrid, Spain.ORCID 0000-0002-5301-0945

Funding

Instituto de Salud Carlos III ICI22/00065Ministry of Health ICI22/00065
6 · The paper itself

Abstract

Dengue fever has significantly increased globally, extending into non-endemic regions. This study aims to describe the epidemiological and clinical characteristics of pediatric dengue cases diagnosed in Madrid, Spain, over ten years. We conducted a retrospective observational study across four tertiary hospitals, including all confirmed dengue cases in children under 16 between 2015 and 2024. Epidemiological data, clinical presentation, laboratory findings, and outcomes were collected, with severity assessed according to the 2009 WHO criteria. Forty-six cases were identified, with 72% diagnosed in the last three years and a peak incidence in 2024. Children visiting friends and relatives (VFR) constituted the majority of cases (56%). The most frequent clinical features were fever (100%) and gastrointestinal symptoms (78%), while laboratory findings included leukopenia (72%), thrombocytopenia (70%), and hypertransaminasemia (74%). Five cases (10%) met the criteria for severe dengue, one being fatal in a patient with pre-existing oncological disease. We identified no autochthonous cases. These results highlight the growing impact of imported pediatric dengue in non-endemic regions, the particular vulnerability of VFR travelers, and the need for clinical awareness, improved diagnostic availability and prevention strategies, especially in climate-influenced vector expansion.

Indexed as

childrendengueinternational travelersVFR (visiting friends and relatives)

Identifiers

PMID41003552
PMCPMC12474461

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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.