Evidence map›Paper›PMID 34354181›Full record

ArticleScientific reports2021

Susceptibility of bacterial endophthalmitis isolates to vancomycin, ceftazidime, and amikacin.

Kuan-Jen Chen, Ming-Hui Sun, Chiun-Ho Hou, Hung-Chi Chen, Yen-Po Chen, Nan-Kai Wang, Laura Liu, Wei-Chi Wu, Hung-Da Chou, Eugene Yu-Chuan Kang and 1 more

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed, 1 pooled it
4.5field-weighted citation impact, top 5% 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

21 citing papers in PubMed, 1 synthesis or guideline pooled it, 32 citations in OpenAlex.

  1. Pooled it
  2. Areas of uncertainty in endophthalmitis care.World journal of clinical cases · 2026
    Review
  3. Rare case of multisystemicFrontiers in endocrinology · 2026
    Article
  4. Article
  5. Article
  6. Article
  7. Article
  8. Ultrastructural polymicrobialFuture microbiology · 2025
    Article
  9. Review
  10. Article
  11. Article
  12. Article
  13. Review
  14. Triple Gram-negative bacterial endophthalmitis following intravitreal injection.Journal of ophthalmic inflammation and infection · 2024
    Article
  15. Article
  16. Antibiotics (Basel, Switzerland) · 2022
    Article
  17. Article
  18. Preventive factors, diagnosis, and management of injection-related endophthalmitis: a literature review.Graefe's archive for clinical and experimental ophthalmology = Albrecht von Graefes Archiv fur klinische und experimentelle Ophthalmologie · 2022
    Review
  19. Article
  20. 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

11 authors at 3 institutions in 2 countries.

Kuan-Jen ChenDepartment of Ophthalmology, Chang Gung Memorial Hospital, Taoyüan, Taiwan. cgr999@gmail.com.
Ming-Hui SunDepartment of Ophthalmology, Chang Gung Memorial Hospital, Taoyüan, Taiwan.
Chiun-Ho HouDepartment of Ophthalmology, Chang Gung Memorial Hospital, Taoyüan, Taiwan.
Hung-Chi ChenDepartment of Ophthalmology, Chang Gung Memorial Hospital, Taoyüan, Taiwan.
Yen-Po ChenDepartment of Ophthalmology, Chang Gung Memorial Hospital, Taoyüan, Taiwan.
Nan-Kai WangDepartment of Ophthalmology, Edward S. Harkness Eye Institute, Columbia University, New York, NY, USA.
Laura LiuDepartment of Ophthalmology, Chang Gung Memorial Hospital, Taoyüan, Taiwan.
Wei-Chi WuDepartment of Ophthalmology, Chang Gung Memorial Hospital, Taoyüan, Taiwan.
Hung-Da ChouDepartment of Ophthalmology, Chang Gung Memorial Hospital, Taoyüan, Taiwan.
Eugene Yu-Chuan KangDepartment of Ophthalmology, Chang Gung Memorial Hospital, Taoyüan, Taiwan.
Chi-Chun LaiDepartment of Ophthalmology, Chang Gung Memorial Hospital, Taoyüan, Taiwan.
Chang Gung University · TWChang Gung Memorial Hospital · TWColumbia University · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Bacterial endophthalmitis is a rare intraocular infection, and prompt administration of intravitreal antibiotics is crucial for preventing severe vision loss. The retrospective study is to investigate the in vitro susceptibility to the antibiotics vancomycin, amikacin, and ceftazidime of bacterial endophthalmitis isolates in specimens at a tertiary referral center from January 1996 to April 2019 in Taiwan. Overall, 450 (49.9%) isolates were Gram positive, 447 (49.6%) were Gram negative, and 4 (0.4%) were Gram variable. In Gram-positive isolates, coagulase-negative staphylococci were the most commonly cultured bacteria (158, 35.1%), followed by Streptococci (100, 22.2%), Enterococci (75, 16.7%), and Staphylococcus aureus (70, 15.6%). In Gram-negative isolates, they were Klebsiella pneumoniae (166, 37.1%) and Pseudomonas aeruginosa (131, 29.3%). All Gram-positive organisms were susceptible to vancomycin, with the exception of one Enterococcus faecium isolate (1/450, 0.2%). Of the Gram-negative isolates, 96.9% and 93.7% were susceptible to ceftazidime and amikacin, respectively. Nine isolates (9/447, 2.0%) were multidrug-resistant Gram-negative bacteria, comprising K. pneumoniae (4/164, 2.4%), Acinetobacter baumannii (2/3, 67%), and Stenotrophomonas maltophilia (3/18, 17%). In conclusion, in vitro susceptibility testing revealed that vancomycin remains the suitable antibiotic treatment for Gram-positive endophthalmitis. Ceftazidime and amikacin provide approximately the same degree of Gram-negative coverage. Multidrug-resistant bacterial endophthalmitis was uncommon.

Indexed as

AmikacinAnti-Bacterial AgentsBacteriaCeftazidimeDrug Resistance, Multiple, BacterialEndophthalmitisEye Infections, BacterialGram-Negative BacteriaGram-Positive BacteriaHumansMicrobial Sensitivity TestsRetrospective StudiesVancomycinAmikacinAnti-Bacterial AgentsCeftazidimeVancomycin

Identifiers

PMID34354181
PMCPMC8342408
OpenAlexW3189038516

What OpenQuestion holds

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LicenceCC BY
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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.