Evidence map›Paper›PMID 36836922›Full record

ReviewLife (Basel, Switzerland)2023

Diagnosis of Fibrotic Hypersensitivity Pneumonitis: Is There a Role for Biomarkers?

João O Pereira, Vânia Fernandes, Tiago M Alfaro, Sara Freitas, Carlos Robalo Cordeiro

Abstract readReview
In one paragraph

Review in Life (Basel, Switzerland), 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed, 2 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

7 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Prognostic biomarkers for the development of progressive pulmonary fibrosis in hypersensitivity pneumonitis: a systematic review.European respiratory review : an official journal of the European Respiratory Society · 2025
    Pooled it
  2. Guideline
  3. Article
  4. Review
  5. Article
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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

5 authors.

João O PereiraDepartment of Pulmonology, Centro Hospitalar e Universitário de Coimbra, 3000-561 Coimbra, Portugal.ORCID 0000-0001-5709-5774
Vânia FernandesDepartment of Pulmonology, Centro Hospitalar do Baixo Vouga, 3810-501 Aveiro, Portugal.ORCID 0000-0002-2534-6767
Tiago M AlfaroDepartment of Pulmonology, Centro Hospitalar e Universitário de Coimbra, 3000-561 Coimbra, Portugal.ORCID 0000-0001-6490-0620
Sara FreitasDepartment of Pulmonology, Centro Hospitalar e Universitário de Coimbra, 3000-561 Coimbra, Portugal.
Carlos Robalo CordeiroDepartment of Pulmonology, Centro Hospitalar e Universitário de Coimbra, 3000-561 Coimbra, Portugal.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Hypersensitivity pneumonitis is a complex interstitial lung syndrome and is associated with significant morbimortality, particularly for fibrotic disease. This condition is characterized by sensitization to a specific antigen, whose early identification is associated with improved outcomes. Biomarkers measure objectively biologic processes and may support clinical decisions. These tools evolved to play a crucial role in the diagnosis and management of a wide range of human diseases. This is not the case, however, with hypersensitivity pneumonitis, where there is still great room for research in the path to find consensual diagnostic biomarkers. Gaps in the current evidence include lack of validation, validation against healthy controls alone, small sampling and heterogeneity in diagnostic and classification criteria. Furthermore, discriminatory accuracy is currently limited by overlapping mechanisms of inflammation, damage and fibrogenesis between ILDs. Still, biomarkers such as BAL lymphocyte counts and specific serum IgGs made their way into clinical guidelines, while others including KL-6, SP-D, YKL-40 and apolipoproteins have shown promising results in leading centers and have potential to translate into daily practice. As research proceeds, it is expected that the emergence of novel categories of biomarkers will offer new and thriving tools that could complement those currently available.

Indexed as

biomarkersearly diagnosisextrinsic allergic alveolitishypersensitivity pneumonitispulmonary fibrosis

Identifiers

PMID36836922
PMCPMC9966605

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.