Evidence map›Paper›PMID 40733865›Full record

ArticleReports (MDPI)2023

Scanning Electron Microscopy of Conjunctival Scraping: Our Experience in the Diagnosis of Infectious Keratitis with Negative Culture Tests.

Mario Troisi, Salvatore Del Prete, Salvatore Troisi, Daniela Marasco, Ciro Costagliola

Abstract readCase Reports
In one paragraph

Article in Reports (MDPI), 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
–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

8 citing papers in PubMed.

  1. Article
  2. Observational
  3. Article
  4. Article
  5. Article
  6. Review
  7. Article
  8. 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.

Mario TroisiDepartment of Neurosciences, Reproductive and Dentistry Sciences, University of Naples Federico II, 80131 Naples, Italy.ORCID 0000-0003-3492-014X
Salvatore Del PreteService Biotech s.r.l., 80121 Naples, Italy.ORCID 0000-0001-6004-7781
Salvatore TroisiDepartment of Head-Neck, Ophthalmologic Unit, Salerno Hospital University, 84100 Salerno, Italy.
Daniela MarascoService Biotech s.r.l., 80121 Naples, Italy.ORCID 0000-0003-0540-623X
Ciro CostagliolaDepartment of Neurosciences, Reproductive and Dentistry Sciences, University of Naples Federico II, 80131 Naples, Italy.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

65 consecutive patients with presumed microbial keratitis and negative culture tests for bacteria and fungi obtained by corneal curettage were evaluated. All patients had undergone local broad spectrum antibiotic therapy for at least 5 days with no clinical improvement. After 48-72 h of wash-out they underwent scraping of the superior tarsal conjunctiva for cytological examination of cellular morphology in Scanning Electron Microscopy (SEM). The presence of pathogenic microorganisms was detected with this method in 62 of these patients, towards which specific therapy was carried out. Clinical improvement and eradication of microorganisms previously detected by SEM examination were observed in all positive patients over a time between 10 and 49 days. In three patients, no microorganisms were detected, but the presence of inflammatory cells (eosinophils and mast cells) or dry eye findings. This method could be useful to detect the presence of non-isolated microorganisms at common culture tests. The resolution of the infectious keratitis and the eradication of the pathogens at the subsequent cytological examination of cellular morphology in Scanning Electron Microscopy support the validity of the proposed method.

Indexed as

conjunctival diagnostic scrapingconjunctival SEM examinationcorneal ulcer diagnosiscorrelative microscopyinfectious keratitismicrobial keratitisocular surface infectionsscanning electron microscopy diagnosis

Identifiers

PMID40733865
PMCPMC12225294

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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.