Capsular Block Syndrome after an Intravitreal Injection of Ranibizumab: A Case Report

Introduction: We present a case of capsular block syndrome that occurred after intravitreal injection of ranibizumab in a patient with age-related macular degeneration, which has not been reported in the literature. Case Presentation: A 78-year-old male presented with decreased visual acuity in the...

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Main Author: Jae Suk Kim
Format: Article
Language:English
Published: Karger Publishers 2024-03-01
Series:Case Reports in Ophthalmology
Subjects:
Online Access:https://beta.karger.com/Article/FullText/537755
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author Jae Suk Kim
author_facet Jae Suk Kim
author_sort Jae Suk Kim
collection DOAJ
description Introduction: We present a case of capsular block syndrome that occurred after intravitreal injection of ranibizumab in a patient with age-related macular degeneration, which has not been reported in the literature. Case Presentation: A 78-year-old male presented with decreased visual acuity in the right eye. Slit-lamp examination findings were unremarkable; however, AMD was diagnosed based on fundus examination, fluorescein angiography, and optical coherence tomography (OCT). Subsequently, the patient was administered an intravitreal injection of ranibizumab. A slit-lamp examination revealed residual cortical material, numerous inflammatory cells, and posterior capsular distension 1 week after the injection. OCT showed an adhesion of the intraocular lens to the continuous curvilinear capsulorhexis site. The patient’s vision improved following Nd:YAG laser posterior capsulotomy. Conclusion: Meticulous cortical removal is crucial during phacoemulsification to prevent capsular block syndrome. In patients with a history of cataract surgery, verifying the absence of residual cortical material before administering an intravitreal injection of ranibizumab is important.
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spelling doaj.art-16446ab9ddfd4ade96f42099979eaebf2024-04-11T06:33:40ZengKarger PublishersCase Reports in Ophthalmology1663-26992024-03-0115119620110.1159/000537755537755Capsular Block Syndrome after an Intravitreal Injection of Ranibizumab: A Case ReportJae Suk Kim0Department of Ophthalmology, Sanggye Paik Hospital, Inje University College of Medicine, Seoul, Republic of KoreaIntroduction: We present a case of capsular block syndrome that occurred after intravitreal injection of ranibizumab in a patient with age-related macular degeneration, which has not been reported in the literature. Case Presentation: A 78-year-old male presented with decreased visual acuity in the right eye. Slit-lamp examination findings were unremarkable; however, AMD was diagnosed based on fundus examination, fluorescein angiography, and optical coherence tomography (OCT). Subsequently, the patient was administered an intravitreal injection of ranibizumab. A slit-lamp examination revealed residual cortical material, numerous inflammatory cells, and posterior capsular distension 1 week after the injection. OCT showed an adhesion of the intraocular lens to the continuous curvilinear capsulorhexis site. The patient’s vision improved following Nd:YAG laser posterior capsulotomy. Conclusion: Meticulous cortical removal is crucial during phacoemulsification to prevent capsular block syndrome. In patients with a history of cataract surgery, verifying the absence of residual cortical material before administering an intravitreal injection of ranibizumab is important.https://beta.karger.com/Article/FullText/537755capsular block syndromeintravitreal injectionranibizumab
spellingShingle Jae Suk Kim
Capsular Block Syndrome after an Intravitreal Injection of Ranibizumab: A Case Report
Case Reports in Ophthalmology
capsular block syndrome
intravitreal injection
ranibizumab
title Capsular Block Syndrome after an Intravitreal Injection of Ranibizumab: A Case Report
title_full Capsular Block Syndrome after an Intravitreal Injection of Ranibizumab: A Case Report
title_fullStr Capsular Block Syndrome after an Intravitreal Injection of Ranibizumab: A Case Report
title_full_unstemmed Capsular Block Syndrome after an Intravitreal Injection of Ranibizumab: A Case Report
title_short Capsular Block Syndrome after an Intravitreal Injection of Ranibizumab: A Case Report
title_sort capsular block syndrome after an intravitreal injection of ranibizumab a case report
topic capsular block syndrome
intravitreal injection
ranibizumab
url https://beta.karger.com/Article/FullText/537755
work_keys_str_mv AT jaesukkim capsularblocksyndromeafteranintravitrealinjectionofranibizumabacasereport