Streptococcus pneumoniae endophthalmitis: clinical settings, antibiotic susceptibility, and visual outcomes

Abstract Streptococcus pneumoniae endophthalmitis is clinically more severe, more difficult to treat, and carry a higher risk of vision loss, evisceration, or enucleation. This study is to investigate the clinical settings, antibiotic susceptibility, and visual outcomes of S. pneumoniae endophthalmi...

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Main Authors: Kuan-Jen Chen, Ying-Jiun Chong, Ming-Hui Sun, Hung-Chi Chen, Laura Liu, Yen-Po Chen, Wei-Chi Wu, Eugene Yu-Chuan Kang, Chi-Chun Lai
Format: Article
Language:English
Published: Nature Portfolio 2021-03-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-021-85456-3
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author Kuan-Jen Chen
Ying-Jiun Chong
Ming-Hui Sun
Hung-Chi Chen
Laura Liu
Yen-Po Chen
Wei-Chi Wu
Eugene Yu-Chuan Kang
Chi-Chun Lai
author_facet Kuan-Jen Chen
Ying-Jiun Chong
Ming-Hui Sun
Hung-Chi Chen
Laura Liu
Yen-Po Chen
Wei-Chi Wu
Eugene Yu-Chuan Kang
Chi-Chun Lai
author_sort Kuan-Jen Chen
collection DOAJ
description Abstract Streptococcus pneumoniae endophthalmitis is clinically more severe, more difficult to treat, and carry a higher risk of vision loss, evisceration, or enucleation. This study is to investigate the clinical settings, antibiotic susceptibility, and visual outcomes of S. pneumoniae endophthalmitis at a tertiary referral center in Taiwan. S. pneumoniae endophthalmitis was diagnosed in 38 eyes of 38 patients. The main clinical features were postcataract endophthalmitis (n = 13, 34%) and endophthalmitis associated with corneal ulcer (n = 12, 32%), trauma (n = 6, 16%), endogenous etiology (n = 4, 11%), trabeculectomy (n = 2, 5%), and pterygium excision-related scleral ulcer (n = 1, 3%). Presenting visual acuity ranged from counting fingers to no light perception. Pars plana vitrectomy with intravitreal antibiotics was performed in 17 eyes (39%) in primary or secondary treatments. S. pneumoniae isolates were susceptible to vancomycin (38/38, 100%), penicillin (37/38, 97%), ceftriaxone (37/38, 97%), cefuroxime (12/15, 80%), levofloxacin (13/15 ,87%), and moxifloxacin (15/17, 88%). Final visual acuity was better than 20/400 in 3 of 38 eyes (8%), 5/200 to hand motions in 3 eyes (8%), and light perception to no light perception in 32 eyes (84%). Ten eyes (26%) underwent evisceration or enucleation. Although S. pneumoniae isolates were susceptible to vancomycin, S. pneumoniae endophthalmitis had a very poor visual prognosis.
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spelling doaj.art-ea00e840fa674936ab484739558b24e12022-12-21T23:11:07ZengNature PortfolioScientific Reports2045-23222021-03-011111710.1038/s41598-021-85456-3Streptococcus pneumoniae endophthalmitis: clinical settings, antibiotic susceptibility, and visual outcomesKuan-Jen Chen0Ying-Jiun Chong1Ming-Hui Sun2Hung-Chi Chen3Laura Liu4Yen-Po Chen5Wei-Chi Wu6Eugene Yu-Chuan Kang7Chi-Chun Lai8Department of Ophthalmology, Chang Gung Memorial HospitalDepartment of Ophthalmology, Chang Gung Memorial HospitalDepartment of Ophthalmology, Chang Gung Memorial HospitalDepartment of Ophthalmology, Chang Gung Memorial HospitalDepartment of Ophthalmology, Chang Gung Memorial HospitalDepartment of Ophthalmology, Chang Gung Memorial HospitalDepartment of Ophthalmology, Chang Gung Memorial HospitalDepartment of Ophthalmology, Chang Gung Memorial HospitalDepartment of Ophthalmology, Chang Gung Memorial HospitalAbstract Streptococcus pneumoniae endophthalmitis is clinically more severe, more difficult to treat, and carry a higher risk of vision loss, evisceration, or enucleation. This study is to investigate the clinical settings, antibiotic susceptibility, and visual outcomes of S. pneumoniae endophthalmitis at a tertiary referral center in Taiwan. S. pneumoniae endophthalmitis was diagnosed in 38 eyes of 38 patients. The main clinical features were postcataract endophthalmitis (n = 13, 34%) and endophthalmitis associated with corneal ulcer (n = 12, 32%), trauma (n = 6, 16%), endogenous etiology (n = 4, 11%), trabeculectomy (n = 2, 5%), and pterygium excision-related scleral ulcer (n = 1, 3%). Presenting visual acuity ranged from counting fingers to no light perception. Pars plana vitrectomy with intravitreal antibiotics was performed in 17 eyes (39%) in primary or secondary treatments. S. pneumoniae isolates were susceptible to vancomycin (38/38, 100%), penicillin (37/38, 97%), ceftriaxone (37/38, 97%), cefuroxime (12/15, 80%), levofloxacin (13/15 ,87%), and moxifloxacin (15/17, 88%). Final visual acuity was better than 20/400 in 3 of 38 eyes (8%), 5/200 to hand motions in 3 eyes (8%), and light perception to no light perception in 32 eyes (84%). Ten eyes (26%) underwent evisceration or enucleation. Although S. pneumoniae isolates were susceptible to vancomycin, S. pneumoniae endophthalmitis had a very poor visual prognosis.https://doi.org/10.1038/s41598-021-85456-3
spellingShingle Kuan-Jen Chen
Ying-Jiun Chong
Ming-Hui Sun
Hung-Chi Chen
Laura Liu
Yen-Po Chen
Wei-Chi Wu
Eugene Yu-Chuan Kang
Chi-Chun Lai
Streptococcus pneumoniae endophthalmitis: clinical settings, antibiotic susceptibility, and visual outcomes
Scientific Reports
title Streptococcus pneumoniae endophthalmitis: clinical settings, antibiotic susceptibility, and visual outcomes
title_full Streptococcus pneumoniae endophthalmitis: clinical settings, antibiotic susceptibility, and visual outcomes
title_fullStr Streptococcus pneumoniae endophthalmitis: clinical settings, antibiotic susceptibility, and visual outcomes
title_full_unstemmed Streptococcus pneumoniae endophthalmitis: clinical settings, antibiotic susceptibility, and visual outcomes
title_short Streptococcus pneumoniae endophthalmitis: clinical settings, antibiotic susceptibility, and visual outcomes
title_sort streptococcus pneumoniae endophthalmitis clinical settings antibiotic susceptibility and visual outcomes
url https://doi.org/10.1038/s41598-021-85456-3
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