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INTRODUCTION: We report a case of endophthalmitis and endocarditis that developed after stent perforation following a XEN45 Gel Stent implantation 10 months ago. CASE REPORT: A 79-year-old man was referred to our hospital because of endophthalmitis of the right eye. The patient had undergone XEN45 Gel Stent implantation in the same eye 10 months ago. On examination, the conjunctiva was perforated by the stent, and it was no longer covered by the conjunctiva. A 27-G pars plana vitrectomy with intravitreal antibiotic injection was performed. Moreover, the patient received intravenous antibiotic treatment and local anti-inflammatory and anti-infectious therapy. Streptococcus gordonii was identified as a bacterial cause of the endophthalmitis. Therefore, transesophageal echocardiography was performed, which revealed aortic valve endocarditis. DISCUSSION: Although not proven, it is possible that the exposed XEN45 Gel Stent served as an entry point for S. gordonii, which caused the exogenous endophthalmitis and subsequent endocarditis. S. gordonii belongs to the viridans group streptococci, which is the etiological agent for endocarditis which is a severe and potentially life-threatening infection. Ophthalmologists should therefore consider the risk of systemic infections as endocarditis after endophthalmitis, particularly caused by the viridans group streptococci, which are known etiological agents of endocarditis.
Department of Ophthalmology, St Martin's Hospital Dusseldorf, Düsseldorf.
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